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The Best rj11 to usb adapter of 2023 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best rj11 to usb adapter of 2023. Check our ranking below.

2,425 Reviews Scanned

Rank No. #1
Radar Detector Cable, USB to RJ11 Plug Cable,for Escort Radenso XP Uniden Beltronics Cobra Whistler Radar Detector,Replacement Power Cable for Radar Detectors.(RJ11-6.56ft)
  • ✅【The Latest Patented Technology】After experimental comparison, the ordinary USB cable is incompatible with the working voltage of most radar detectors, which causes the radar detectors cannot be started.To solve this problem,our department has developed a radar detector cable with two working voltages at the same time. You can switch the USB socket at will without affecting the use of the radar detector.
  • ✅【Stable Working Performance】The radar detector cable adopts a new chip encryption technology to ensure that the radar detector can be stably turned on when the cable is connected to 5V or 12V USB interfaces,giving you all around protection wherever your adventures take you.
  • ✅【High Quality Copper Material】Industrial grade high quality copper conductor is used, which is closely connected with the conductor to improve the transmission quality and avoid external interference. High elastic PVC adhesive layer, avoid winding, not easy to damage.
  • ✅【Compatible】It can power radar detectors with phone type jacks. Compatible with Uniden, Escort, Beltronics, Radenso XP etc and other Telephone Plug RJ11 radar detectors.
  • ✅【Multiple Choice】We have charging cables of various lengths, 3.3ft :B0BLTQK74Y .9.84ft B0BLTSS9C2.
Rank No. #2
USB-A Female to RJ11 6P4C Male Cable or Connector Adapter Ethernet Network Converter Adapter Phone Cable Coupler (NOT for RJ9)
  • Type USB "A" female to RJ11 6P4C adapter converter ( NOT for RJ9 handset port )
  • Very easy setup / connect and transfer data
  • USB-A Female on one end and RJ116P4C on the other end ( NOT for RJ9 handset port )
  • Compatible for telephone applications general usages of USB converter adapter type A Female RJ11 6P4C and for home or business phone. NOT for RJ9 handset port
Rank No. #3
DSD TECH SH-RJ12B USB to RJ12 RJ11 6P4C RS232 Serial Cable (Black)
  • DSD TECH: DSD TECH focuses on the development of communication connection devices such as USB/Serial/Wireless. We have served more than 100,000 customers in Europe, North America and Japan.
  • USB to RJ12/RJ11: RJ12 and RJ11 are the same on the physical interface. The difference is that RJ12 uses 6 data lines, while RJ11 uses 4 data lines.This cable leads to 4 signals: GND, Tx, RX, GND.
  • Silicon Labs CP2102N:CP2102N is an upgraded version of CP2102 chip, with the same high performance and compatibility as FTDI FT232RL.
  • Replacement for APC Part# 940-0144A. Suitable for the following models: AP77XX AP78XX AP79XX AP86XX AP88XX AP89XX
  • Warranty:DSD TECH provide a 1 year warranty and lifetime technical support for this USB to RJ12/RJ11 Serial Cable.if you have any questions, please feel free to contact us. We will respond within 24 hours.
Rank No. #4
56K USB Modem External RJ11 to USB Adapter, V.92 Dial Up Fax Modem Multifunctional Data Modem for 64Bit WIN10/WIN8.1/WIN8/WIN7
  • DIAL-UP FAX MODEM -- support dial-up Internet access, send and receive faxes (not support voice dialing), 56k data/fax modem uses USB2.0 type A, and the full speed can reach 56kb/s.
  • PROTOCOL SUPPORT -- in line with V.92, V.90 and V.42, V.42bis/MNP5 protocol; in line with V.17, V.29, and V.27ter group 3 fax protocol; the interface supports RJ11 telephone line connection.
  • VARIOUS FUNCTIONS -- support automatic dialing, tone and pulse dialing, automatic answering, automatic fax sending and receiving; support caller ID, automatic format/speed sensing, data/fax/voice call, single configuration file stored in the host, call forward/backward.
  • SYSTEM SUPPORT -- normal for WIN10/WIN8.1/WIN8/WIN7 system (64-bit recommended) can be plug and play, if it is not successful, you need to use the CD in our package to install. Support Windows 98/2000/ME/XP/Vista/CE5.0.
  • TRANSMISSION SPEED -- up to 56k data download, 48k data upload, and 14.4k fax communication; test support for eastfax, for aofax, for winFAX software! Compatible with AT and extended AT command set.
Rank No. #5
Suamdoen FT231XS USB RS232 to RJ11 for Keyence PLC to PC Communication Cable (USB to RJ11/6P6C)
  • keyence plc to pc communication cable
  • FT231XS USB to RJ11 6P6C communication Cable for Keyence.
  • length:6ft, it is a keyence plc to PC cable, not works for phone usage . not works Not works for headset device .
  • Genuine FT231XS chip, Works with all Windows, Mac and Linux ,Vista etc
  • We are not sure if this works with all Keyence PLC or not, please make it clear for the pinout of your model before you buy it. thanks
Rank No. #6
Suamdoen FTDI USB to RJ11 RJ12 Control Cable for Celestron Nexstar eq6 PC Link to Hand-Controller RS232 Serial Converter Cable
  • USB to RJ11 6P4C/6p6c Control Cable for Celestron Nexstar eq6 PC connect the synscan hand control box
  • PC connect the hand control box for Celestron Nexstar eq6 Hand Control PC Connect Cable FTDI USB to RJ11 6p4c Hand-controller RS232 Serial Converter Cable
  • Option 1: For Celestron NextStar This option provides basic mount control from PC using Celestron NexStar drivers
  • For those owners whose mount has a for SynScan handcontroller this functionality is available “out of the box”.
  • This cable is used in your PC connects your hand control box for Celestron Nexstar eq6 Telescopes,Prior to for SynScan V3.01 the handcontroller had to be placed in a special "serial mode” for this to work.From SynScan V3.01 onwards the handcontroller is always in serial mode, and is always ready to talk with a serial connection.
Rank No. #7
Green-utech Skywatcher Goto Control EQMOD Telescope ASCOM for HEQ5pro AZEQ5 AZEQ6 EQ6-R Asiair Synscan Goto USB to RJ11 (16FT, RJ11 SYNSCAN HC to PC for Upgrade)
  • Skywatcher SYNSCAN HC Connect to PC for Upgrade.
  • Length:5m/16ft; Chip:FTDI FT232RL.
  • If you have any problems within 180 days, please contact us.
Rank No. #8
Suamdoen D1-DNT07A D1 DNT08A MEGA-FABS D1 Servo Driver Cable FTDI USB RS232 to RJ11 Adapter Cable
  • ftdi usb rs232 to rj11 adapter cable for D1-DNT07A D1 DNT08A mega-fabs d1 servo driver cable
  • This link is for D1 DNT07A D1-DNT08A mega-fabs d1 servo driver cable
  • Support All windows, Android, Mac, Linux, Vista etc
  • 1.8mtr . USB to 6p6c rj11 serial converter adapter cable
  • Package: 1 X FTDI USB to RJ11 RS232 Serial Cable for D1 DNT07A D1-DNT08A
Rank No. #9
USB to RJ11 Cable for Skywatcher EQ6 EQ5 HEQ5 EQMOD ASCOM PC to Connect The Synscan Hand Controller Upgrade (16ft/500cm, USB to rj11/6p4c)
  • Skywatcher Telescopes Hand Controller Synscan ASCOM Cable for HEQ5pro AZEQ5 AZEQ6 EQ6-R
  • FTDI USB to RJ11 RJ12 6P4C Serial Cable , Length :16ft/500cm
  • Synscan Hand Controller to PC/Laptop Cable
  • Support All Windows Operation. Vista, Android
Rank No. #10
Suamdoen Meade Autostar Ioptron Telescope Control Cable FT231XS USB to RJ10 4P4C RJ11 6P4C Serial Console Cable for iOptron CEM60 ZEQ25GT Meade 505 497 Meade LX200 (100cm, Meade LX200)
  • CP2102 USB to 6P4C Meade LX200 Serial Cable
  • DIY meade LX200 telescope control cable
  • Package:1 x cp2102 usb to 6p4c rj11 adapter cable for Meade LX200 Serials
  • Meade LX200 RS232 Seial Adapter Converter Cable
Rank No. #11
SDSACZMU Radar Detector Cable, USB to RJ11 Plug Cable,Replacement Power Line of Radar Detector,for Uniden Escort Beltronics Radar Detector, 6.56 ft
  • The radar detector cable is made of high-quality thick copper core, which improves the stability of power transmission,When the power line is connected to 5V or 12V USB interface, the radar detector can be used normally.
  • Outer layer of the cable is made of high elastic, environmentally-friendly and thickened PVC material, which is resistant to high temperature and does not burn, strong and tough, does not break the skin, does not knot, anti-winding and anti-stretching, and is durable, and remains flexible and intact after long bending.
  • Radar detector cable has two working voltages at the same time,It can switch the USB socket freely without affecting the use of the detector, It can supply power to the radar detector through the telephone jack.
  • Our RJ11 power cord is suitable for the radar detector of the Uniden Escort Beltronics and the radar detector of the RJ11 telephone plug,This line is 6.56 ft .
  • If you have any questions about the product, please feel free to contact us through Amazon, and we will give you a satisfactory reply as soon as possible.
Rank No. #12
SDSACZMU Radar Detector Cable, USB to RJ11 Plug Cable,Replacement Power Line of Radar Detector,for Uniden Escort Beltronics Radar Detector, 9.84 ft
  • The radar detector cable is made of high-quality thick copper core, which improves the stability of power transmission,When the power line is connected to 5V or 12V USB interface, the radar detector can be used normally.
  • Outer layer of the cable is made of high elastic, environmentally-friendly and thickened PVC material, which is resistant to high temperature and does not burn, strong and tough, does not break the skin, does not knot, anti-winding and anti-stretching, and is durable, and remains flexible and intact after long bending.
  • Radar detector cable has two working voltages at the same time,It can switch the USB socket freely without affecting the use of the detector, It can supply power to the radar detector through the telephone jack.
  • Our RJ11 power cord is suitable for the radar detector of the Uniden Escort Beltronics and the radar detector of the RJ11 telephone plug,This line is 9.84 feet long.
  • If you have any questions about the product, please feel free to contact us via Amazon email, and we will give you a satisfactory reply as soon as possible.
Rank No. #13
USB Plug Computer PC Laptop To RJ9 Female Adapter For Headset Work With Avaya Nortel Nt Yealink Viop POE NEC Mitel Office Desktop IP Telephone Phone Skype MSN Video Phone App Conference Work From Home
  • Convert your exist RJ9 headset into USB plug headset for computer PC laptop
  • Work with RJ9 headset that work with Avaya Nortel Nt Yealink Viop POE NEC Mitel Office Desktop IP Telephone Phone
  • Convert to USB plug headset to work from home on your computer/laptop with phone or video app
  • Headset is not included, only adapter/converter
  • NOTE : if get no microphone then check the settings on computer/laptop or softphone app you are using, need to change microphone input setting to USB or try different input setting and it will work. In some plantronics wireless headset model, customer change the dial + slider setting underneath the base and it work.
Rank No. #14
Radar Detector Cable, USB to RJ11 Cable,RJ11 Plug Power Cable,for Escort Uniden Radenso XP Beltronics Cobra Whistler Radar Detector,Replacement Power Cable for Radar Detectors (RJ11-9.84ft)
  • ★【The Third Generation Radar Detector Cable】After the test of 3000+charging ports, we found that most of the on-board charging ports are incompatible with the starting voltage of the radar detector, and ordinary USB cables cannot start the radar detector, so we specially developed this special radar detector charging cable.
  • ★【Patented Technology】Our radar detector cable has a built-in patented chip that supports all 5V and 12V on-board USB, and the interface output is compatible with the startup voltage of most radar detectors. When the cable is connected to various USB interfaces, the radar detector can be turned on stably.
  • ★【Stable Output】Our cable adopts imported high-quality copper core, which strengthens the inner core material and greatly improves the stability of power transmission. The outer layer is made of high elastic PVC material, avoiding winding and durable.
  • ★【Multiple Protection】The cable has voltage and current protection at the same time to ensure the maximum compatibility and excellent reliability of the input power supply of the radar detector.Note: This cable does not have data transmission function.
  • ★【Compatibility】Our radar power cord is applicable to the radar detector of the Uniden R1 R3 R7 DFR7 DFR8,Escort Passport Beltronics Radenso XP and the radar detector of the RJ11 telephone plug, and has a variety of lengths to choose from (Please pay attention to the interface type and length)
Rank No. #15
AreMe 4 Pack USB C to USB 3.1 Adapter, 90 Degree Up and Down Right Angle USB Type C Male to USB Female Converter Connector for MacBook Pro Air iPad, Tablet, Phone and Other Type C Devices
  • 【Up and Down Angle Design】 This USB C to USB adapter adopts a vertical 90 degree L-shape design, which is convenient for use in a narrow space. USB cable and other USB devices are easier to connect.
  • 【High Speed Data Transfer】The adapter meets the USB 3.1 standard, that is up to 10Gbps data transmission speed. Transfers movies, music and more in just seconds. And it can realize the maximum 5V/3A fast charging.
  • 【Small and Portable】This adapter does not require additional drivers and software, plug and play. Ultra thin size, ultra compact design, durable aluminum shell, fine appearance details and strict quality inspection standards.
  • 【Widely Compatible】 Widely work with most USB C devices. Compatible with MacBook Pro, MacBook Air, Laptops, Tablets, Samsung Galaxy S21 S20, S10 and More Type C Devices.
Rank No. #16
AreMe 2 Pack 90 Degree USB C to USB Adapter, Up and Down Angle USB C Male to USB 3.0 Female Connector Converter Compatible for MacBook Pro Air Laptop and More Type C Devices (Black)
  • 【Up and Down Angle Design】 This USB C to USB adapter adopts a vertical 90 degree L-shape design, which is convenient for use in a narrow space. USB cable and other USB devices are easier to connect.
  • 【High Speed Data Transfer】: The adapter meets the USB 3.0 standard, that is up to 5Gbps data transmission speed. Transfers movies, music and more in just seconds. And it can realize the maximum 5V/3A fast charging.
  • 【Small and Portable】This adapter does not require additional drivers and software, plug and play. Ultra thin size, ultra compact design, durable aluminum shell, fine appearance details and strict quality inspection standards.
  • 【Widely Compatible】 Widely work with most USB C devices. Compatible with MacBook Pro, MacBook Air, Laptops, Tablets, Samsung Galaxy S21 S20, S10 and More Type C Devices.
  • 【Package Content】 USB C to USB A adapter *2.
Rank No. #17
AuviPal Upgrade 10Gbps USB C to USB 3.0 OTG Adapter (4 Pack), USB Type C Male to USB A Female, Thunderbolt 4/3 to USB Converter for MacBook Pro/Air, iPad, iMac and More Type C Devices - Space Grey
  • Technological Innovation: AuviPal upgrade USB C to USB 3.0 adapter supports up to 10Gbps data transfer, which is TWO times faster than others ordinary USB 3.0 adapter, What's more, it can deliver up to 60W (20V/3A) power output (Depends on your power source and power cable).
  • Premium Material & Design: Premium zinc alloy one-piece body prevents scratches, delicate embossment appearance design for not slipping, the male USB C and female USB connector Passes 10,000+ push and pull tests.
  • Huge Compatible: Turn any of your USB C female port into a USB-A female port to connect a wide range of USB-A devices including USB cable, USB Storage, USB mouse, USB keyboard, USB ethernet adapter, USB hub and more.
  • Easy to Use: Play and play, no driver or software required, Simply plug it in, then it is ready to go. Set it up in seconds without any extra effort or configuration.
  • Package Content: Comes with one pack of 4, One for home, One for work, One for Car and One for backup, Enjoy lifetime money back guarantee and 24/7 customer service.
Rank No. #18
90 Degree USB to USB C Adapter 2 Pack,yootech Up & Down Angled USB-C to USB Adapter,Thunderbolt 4/3 to USB Female Adapter Converter for MacBook Pro 2021,MacBook Air 2020,iMac, Dell XPS,Galaxy Book etc
  • UP & DOWN ANGLED INNOVATIVE DESIGN: This USB C to A adapter with a vertical 90 degree “L” shape plug is easy to use in tight spaces like cars,corners,desk edges etc.It allows you to easily route the cable close to your desired direction and prevent it from being bent and sticking out,saving your space and keeping things orderly
  • CASE FRIENDLY:The USBC to USB adapter is specially designed with added extra length between the adapter and the usb-c port,so you needn’t bother to remove the protective case from your phone or tablet every time for plugging in.Note: it supports max 5mm thick case
  • FAST DATA TRANSFER & OTG: This type c adapter offers data transfer speed up to 5 Gbps, allowing you to sync photos,music and videos in seconds.It supports fast charging up to 5V/3A.And it supports OTG function that allows you to read files in USB flash drives or digital cameras directly from your phone or tablet.Plug-and-play,no additional driver/software required
  • WIDE COMPATIBILITY:This type-c adapter transforms USB-C port into a USB port to connect any standard USB device like USB cable, external hard drive, card reader, mouse, keyboard, webcam, camera, printer, game controller, midi keyboard to your PC, laptop, tablet or smartphone with USB C (Thunderbolt 3/4) port, like Macbook Pro 2021/2020/2019/2018/2017/2016, MackBook Air 2021/2020/2019/2018, iPad Pro 2021/2020/2018, iPad Air 5/4, Dell XPS 17/15/13, Surface Go, Samsung S22/Note 20 etc
  • SUPERIOR DURABILITY:The type c to usb adapter is made out of aluminium alloy housing which prevents scratches and rust,and the premium metal usb c connector is designed to withstand 10,000+ times plug/unplug,ensuring durability and a long lifespan for daily use.Both male and female ends provide a snug and secure connection with no need to worry about connectivity issues
Rank No. #19
AmzDeals 1-Pack RJ11 to RJ9 Adapter, Female RJ11 (6P4C) Jack to Male RJ9 (4P4C) Plug
  • Converts RJ9 Cord to RJ11 Male Connector
  • PREMIUM QUALITY: Made with Durable Housing, Pure Copper Wire, and Gold-Plated Contacts
  • RoHS Certified
  • Each Coupler and Cable is Precision Made and Tested
  • Made in USA with Lifetime Warranty
SaleRank No. #20
USB Ethernet (LAN) Network Adapter Compatible with Laptops, Computers, and All USB 2.0 Compatible Devices Including Windows 7 to 11, Vista, all Mac OS X, and macOS - by Mobi Lock
  • ✅ The portable USB to Ethernet adapter and adapter connects to a USB 2.0 port (backwards with USB 1.0) making the USB Ethernet cable modem functional to all types of users. Plus, the Ethernet USB converter 2.0 CONNECTS COMPUTER or TABLET to a router or modem switch to allow a FAST NETWORK CONNECTION. The USB Ethernet adapter 2.0 is compatible with Ethernet networks while the USB to rj45 connector is powered via USB 2.0 for versatility and portability as an add-on or replacement!
  • ✅ The USB Ethernet LAN network adapter provides an INSTANT WIRED ETHERNET CONNECTION and the USB to network adapter links a USB 2.0 to RJ45 port to your Laptop, Computers and all USB 2.0 supported Devices for file transferring. The Ethernet router 100mbps WORKS for VIDEO CONFERENCING, STREAMING or GAMING. Moreover, the USB Ethernet adapter 2.0 is COMPACT and LIGHT WEIGHT making this ethernet USB 2.0 adapter IDEAL for TRAVEL.
  • ✅ This rj45 Ethernet connector and internet cable adapter downloads software upgrades quicker through a wired home / office LAN. The Ethernet to USB converter and USB 2.0 Ethernet LAN adapter connects you to FASTER INTERNET making this USB to Ethernet converter a GREAT SOLUTION for FILE TRANSFERS. The USB 2.0 to Ethernet adaptor provides efficient data transfer and the LAN switch Ethernet to USB cord ensures security as the USB 2.0 to Ethernet connector streams larger files quicker.
  • ✅ This bus-powered external adapter and cable plug adapter is easy to use because this USB 2.0 ethernet adapter supports Plug and Play. The Ethernet converter to USB 2.0 LAN network adapter has built-in power which means, the Ethernet USB 2.0 adaptor is a USB-bus powered device with NO ADDITIONAL POWER REQUIRED. Also, this Ethernet to USB connector and internet cable USB LAN router provides over-current protection into the ports which PROTECTS connected DEVICES and your HUB from POWER SURGES.
  • ✅ You can use this USB 2.0 ethernet connector to REPLACE your BROKEN LAN PORT. This USB ethernet adapter enhances your existing computer's networking capability and is perfect for laptops and PCs with a defective, slower 10/100 Mbps or devices without an Ethernet port. However, the USB 2.0 to ethernet LAN network adapter DOES NOT WORK with Nintendo Switch, or any devices using 8 pin connector.

Last update on 2023-08-07 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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Potential sources can include buying guides for rj11 to usb adapter, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible rj11 to usb adapter. Make sure that you are only using trustworthy and credible websites and sources.

We provide an rj11 to usb adapter buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available rj11 to usb adapter currently available on the market.

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  2. Features: What bells and whistles matter for an rj11 to usb adapter?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your rj11 to usb adapter.
  5. Customer Ratings: Number ratings grade rj11 to usb adapter objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their rj11 to usb adapter.
  7. Product Quality: You don’t always get what you pay for with an rj11 to usb adapter, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an rj11 to usb adapter is should be an indication of how long it will work out for you.

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