When you want to find bt 4.2 usb, you may need to consider between many choices. Finding the best bt 4.2 usb is not an easy task. In this post, we create a very short list about top 9 the best bt 4.2 usb for you. You can check detail product features, product specifications and also our voting for each product. Let’s start with following top 9 bt 4.2 usb:
Reviews
1. 2018 Avantree Audikast aptX Low Latency Bluetooth 4.2 Audio Transmitter Adapter for TV PC (Optical Digital Toslink, 3.5mm AUX, RCA, PC USB) 100ft Long Range, Dual Link for Two Headphones, No Delay
Feature
STREAM AWAY: Bluetooth-enable your TV, AV Receiver, PC/Laptop or other favorite device and wirelessly stream to headphones! With no internal battery, Audikast is powered through USB ports.ROAM FREE: Audikast is designed for extended reach of up to 100 ft! Featuring Class 1 Bluetooth technology and an optimized antenna, Audikast lets you enjoy your devices without being tied to one spot.
MORE OPTIONS, MORE FLEXIBILITY: One device acts as a transmitter for all of your digital, analog & audio needs! Powered by Bluetooth 4.2, Audikast also features dual link connectivity allowing you to pair two speakers or headphones at once!
NO MORE DELAY: Featuring aptX Low Latency technology, Audikast allows you to reduce Bluetooth delay- delivering high quality sound in perfect synchronization. Pair with your favorite pair of Avantree headphones also equipped with aptX technology.
SIMPLIFY STREAMING: Our user-friendly interface allows you to see a clear visual when the device is in pairing mode, what type of codec is in use, and independent controls for handling two devices at once.
Description
Avantree Audikast, aptX Low Latency wireless transmitter, wirelessly stream audio from your TV/PC to your headphones/speakers. Adopts aptX Low Latency technology, ensuring audio is delivered in sync with visual media, significantly reducing audio lag and ideal for watching TV/movies/videos. It has user friendly interface, you can check connection status just at a glance with the LED indicators. Three audio connection options is supported: optical, analog (3.5mm) and USB audio input (PC / laptop). Product Specification
* Bluetooth Version: 4.2
* Bluetooth Profile: A2DP
* Audio codec: aptX LL, aptX, Fast Stream, SBC
* Operating Range: up to 30 meters
* Weight: Body approx. 55g
* Size: 67mm X 56mm X 17mm
What's in the Box
* Avantree TC418
* Micro USB power cable
* 3.5mm audio cable
* Optical audio cable
* 3.5mm female to RCA male cable
* User Manual
* Quick User Guide
* Contact Card
Warranty
We offer 24 Months Warranty for normal use. Live online support, Telephone Support, and email support are available. Video user guide are available also from Avantree site.
Support
Any issues or suggestions, contact us via our US toll free No, Intl number, OR email us and 1 business day reply is guaranteed. We are committed to 100% customer satisfaction.
2. 2018 Dell Inspiron 15.6" FHD Touchscreen Laptop Computer, 8th Gen Intel Quad Core i5-8250U up to 3.40GHz, 12GB DDR4, 256GB SSD + 1TB HDD, DVDRW, AC WiFi+ BT 4.2, USB 3.1, Backlit Keyboard, Windows 10
Feature
15.6" Touchscreen Truelife LED-Backlit FHD (1920 x 1080) Display, Intel Integrated 620 Graphics8th Gen Intel Core i5-8250U Processor 1.6GHz(4 Cores, 6M Cache, up to 3.40GHz)
12GB DDR4 2400MHz RAM, 256GB Solid State Drive + 1TB 5400 RPM SATA Hard Drive; DVD-RW (Writes to DVD/CD)
802.11 Dual Band Wireless-AC + Bluetooth 4.2, 2x USB 3.1 , 1x USB 2.0, 1x Combo Headphone / Microphone Jack, 1x HDMI, 1x Media Card Reade,
Windows 10 Home (64-bit), Backlit Keyboard, 3-cell 42 WHr Battery
Description
Processor & Memory:- Intel Core i5-8250U Processor 1.6GHz
- 12GB DDR4 2400MHz RAM
Drives:
- 1TB 5400 RPM SATA Hard Drive
- 256GB Solid State Drive
- DVD-RW (Writes to DVD/CD)
Operating System:
- Microsoft Windows 10 Home (64-bit)
Graphics & Video:
- 6" Touchscreen Truelife LED-Backlit FHD (1920 x 1080) Display
- Intel Integrated 620 Graphics
Communications:
- Integrated Widescreen HD Webcam with Dual Digital Microphone Array
- 11 Dual Band Wireless-AC + Bluetooth 4.2
Audio:
- Stereo Speakers with MaxxAudio Pro Audio Processing
Keyboard:
- Backlit Keyboard
Ports & Slots:
- 2x USB 3.1
- 1x USB 2.0
- 1x Combo Headphone / Microphone Jack
- 1x HDMI
- 1x Media Card Reader
Power Supply:
- 3-cell 42 WHr Battery
Additional Information:
- Dimensions: 0.89" x 14.96" x 10.15"
- Approximate Weight: Starting at 4.80lbs
- 8th Gen Intel Core i7-8550U Processor 1.8GHz
- 16GB DDR4 2400MHz RAM
- 1TB 5400RPM SATA Hard Drive
- 256GB Solid State Drive
- DVD-RW (Writes to DVD/CD)
- Microsoft Windows 10 Professional (64-bit)
- 11 Wireless-AC WLAN + Bluetooth 4.2
- Integrated HD Webcam with Dual Digital Microphone Array
- 15.6" Touchscreen Trulife LED-Backlit FHD (1920 x 1080) Display
- 4GB AMD Radeon 530 Graphics
- Backlit Keyboard
- 2x USB 3.1 (Gen1)
- 1x USB 2.0
- 1x HDMI
- 1x Combo Headphone/Microphone Jack
- 3-cell 42WHr Battery
- Dimensions: 0.89" x 14.9" x 10.16"
3. Dell 15.6" FHD Touchscreen Laptop Computer, 8th Gen Intel Quad-Core i7-8550U up to 4.0GHz, 16GB DDR4, 256GB SSD + 1TB HDD, DVDRW, 4GB AMD Radeon 530, AC WiFi, BT 4.2, USB 3.1, Backlit KB, Windows 10
Feature
15.6" Touchscreen Trulife LED-Backlit FHD (1920 x 1080) Display; 4GB AMD Radeon 530 Graphics8th Generation Intel Core i7-8550U Processor @ 1.80GHz (4 Cores, 8MB Cache, up to 4.0GHz)
16GB 2400MHz DDR4, 256GB Solid State Drive + 1TB 5400RPM SATA Hard Drive; DVD-RW (Writes to DVD/CD)
802.11 Wireless-AC WLAN + Bluetooth 4.2;, 2x USB 3.1 (Gen1), 1x USB 2.0, 1x HDMI, 1x Combo Headphone/Microphone Jack
Windows 10 Home 64-bit English, Backlit Keyboard, 3-Cell 42WHr Battery
Description
Processor & Memory:Drives:
Operating System:
Communications:
Graphics & Video:
Keyboard:
Ports & Slots:
Power Supply:
Additional Information:
4. USB Bluetooth 4.2 Receiver 3.5 mm aux input jack Adapter Portable Hands-free calling Music Streaming Car Kits Built-in Mic MP3 Player Decoding tf card reader for PC/Automotive/Home Audio Stereo System
Feature
JUNAN Bluetooth Receiver: This Bluetooth audio receiver is suitable for AUX output and makes the speaker, the car speaker become the Bluetooth wireless speaker. Connect two phones at the same time with faster speed.Hands-free Audio Adapter: Cell phone with Bluetooth can automatically switch to the function of hands-free talking, bluetooth receiver for home stereo/Car Audio System Playing music.
Fashion design: Small size, as USB key, Portable, Including the adjustable sound button and telephone button, TF card slot, USB power supply.
Big functions: Support audio output via 3.5mm audio jack. Support Music play from TF card. Support MP3 playback. Support BT hands-free/Hang up/Reject/Redial. Support BT stereo music playing (A2DP). Echo cancellation and noise suppression (CVC) function. Auto Power-off memory. Support voice/incoming call spoken. Support PC TF card reader.
Supports background operation: While playing music from TF card and there is a tone or call coming, it will automatically switch to Bluetooth mode. When the tone or calling is end, the machine will automatically switch to TF card mode to play music.
Description
When call is coming and return to music play while call is hung up. This product using is more widely and compatible with various of USB port.
Specification:
Rated working voltage: 5V
Limit working voltage: 4.7-5.3V
TF Card: 1-32GB
Working temperature: -10-60
Audio format: MP3
SNR: >85dB
Degree of distortion: <0.1%
Frequency response: 20Hz-15Khz
Bluetooth Version: 4.2+EDR
Bluetooth sound processing: A2DP (Advance Audio Distribution Profile) function supported
Bluetooth transmission distance: <10M
Effective distance of Bluetooth microphone: 0.5-2M
Note:
- Need plug USB cable to turn on for some cars older than 2012.If the USB port on your car is not supported, try using A USB car charger with an output of more than 2.4A.
- After engine ignition, older stereos may require the USB cable to be unplugged and reinserted.
Packing attachments:
1. Main Unit 2. Line in cable
5. Sabaj A4 HiFi Audio Stereo Bluetooth Digital Amplifier 80Wx2 BT 4.2 Class D Supports Apt-X Bluetooth,USB,Coaxial,Analog,Optical Inputs,Subwoofer Output
Feature
Sabaj A4 supports USB coaxial analog bluetooth and optical inputsA4 is a small full digital class d bluetooth amplifier built-in headphone amplifier,80w*2 output power,supports subwoofer output.
BT4.2 Bluetooth Module,supports APT-X, press "mute" button to connect with last bluetooth device when BT input mode is working
Independent headphone amplifier design and advanced DSP technology
Amplifier Chip: Using TAS5508C for digital signal DSP processing and Pre-Amp.TAS5342A for digital signal rear-AMP
Description
Sabaj A4 is a small full digital class d bluetooth amplifier,with Clear,articulatehi-fisoundquality connect it to your computer and use it to drive your headphones with an amplifier or to power your passive speakers(4ohm speaker produces 80Wx2 output power).Sophisticated matting aluminum housing reduces interference. Compactsizemakes it easyforthis amptofitalmostanywhere.
Independent headphone amplifier design and advanced DSP technology makes the unit more desirable.
Amplifier Chip: Using TAS5508C for digital signal DSP processing and Pre-Amp.TAS5342A for digital signal rear-AMP. It will be through LC filter and then send to amplifier output jack.
Digital Receiving Chip:CS8422.It receive optical and coaxial signal and all signal transfer.
USB chip:TAS1020B. Supports stereo sound 24bit/96kHz.For much better sound, we use I2S output instead of internal DAC output design. Strong anti-interference ability and More High-Fidelity.
HP Amplifier Chip:MAX97220A. Dual-OP amplifier:NE5532 with High efficiency low noise.
Analog/Digital converter IC :CS5341,Accurate to 24 bit 48kHz.Convert AUX signal to digital signal. Then digital signal processing by CS8422
Specification:
Inputs: USB/Bluetooth/Optcal/Coaxial/Analog(AUX)
THD+N: Power AMP 0.04% Headphone AMP 0.008%
SNR: Power AMP 90d B Headphone AMP 100dB
USB compatibility: windows XP/7/8/8.1/10;Mac OS X;Linux
Bit depth: 24bt
The highest sampling rate: USB 96k H z Optical,Coaxial 192kHz
Power amplifier output: 80W+80W(4)
Headphone amplifier output: 60 mW +60 mW( 32)
Power Consumption: 50W
Standby power:0.5W
6. Lepy LP-168plus Hi-Fi Stereo USB BT Audio Amplifier with Power Adapter& Remote Control
Feature
Internal high-quality Bluetooth moduleElectronic volume control
Infrared remote control
Bright illuminated display
2.1-channel sound output
Description
Lepy LP-168plus Hi-Fi Stereo USB BT Audio Amplifier
Lepy LP-168plus has a stylish look, which is covered with pure aluminum shell. This machine is equipped with a AC Power Adapter, and the output power of the adapter is 19V 3A.
Features:
1.Internal high-quality Bluetooth module
2.USB-BT(Bluetooth )
3.Electronic volume control
4.RCA input and output
5.Input voltage DC 19V-24V
6.Infrared remote control
7.Bright illuminated display
8.2.1-channel sound output
9.Subwoofer input
Specifications:
Size(Lx Wx H): 17.6x15.5x4.3cm/6.93x6.1x1.69in
Net Weight:495g/17.46oz
Color: Black
Input voltage: 100V-240V 50/60Hz
Output power:45Wx 2RMS & 68Wx1
Speaker Impedance: 4-8 Ohm
Toatal harmonic distortion: <0.1%
SNR: >80 dB
Frequency range: 20Hz-20 KHz
Input impedence: 47K
Package Includes:
1x Lepy LP-168plus Amplifier
1x Power Adapter
1x Signal wire
1x Remote control
1x User manual
7. 1Mii B06 Plus Bluetooth Receiver, HIFI Wireless Audio Adapter, Bluetooth 4.2 Receiver with 3D Surround aptX Low Latency for Home Music Streaming Stereo System (Upgraded With Power Adapter)
Feature
164FT LONG RANGEWith Class 1 Bluetooth technology, the 1Mii Bluetooth receiver can achieve a range of up to 164ft (50m) line-of-sight in open air and up to 50-70ft (20-30m) indoors(without obstacles).Hi-Fi SOUND WITH 3D AUDIOIt features CSR Bluetooth 4.2 chip to ensure high fidelity transmission of Bluetooth audio signal for music streaming to those speakers or home stereo systems that doesn't have the capability. It also supports aptx and aptX Low Latency (aptx-LL). And the 3D audio can be switched on or off by pressing the "3D" button on the Bluetooth audio receiver. The green LED will be on when switched to 3D audio.
POWER ON AND RECONNECT AUTOMATICALLYWhen plugged into a power outlet, the Hi-Fi Bluetooth audio receiver can power on automatically and reconnect with the previously paired device.
EASY SETUP, EASY TO USEEasy plug, pair and play. This updated unit comes with a USB power adapter. Plug into computer speakers, home stereo systems or other speaker systems via the 3.5 mm or RCA cable, then pair with the Bluetooth audio devices such as smartphones or tablet. After that, you can enjoy the music. This product is a receiver only, NOT a transmitter.
WORKS WITH VOICE COMMANDSConnect this Bluetooth adapter to your speaker via a 3.5mm jack or RCA cable, pair the receiver with your Echo via Bluetooth on the Alexa app, it is easy to control your music with voice commands. Please make sure to use the audio cable to connect the Bluetooth receiver with your speaker, not with the Echo.
Description
1Mii B06 Plus APTX Wireless Bluetooth ReceiverThis amazing Bluetooth adapter helps you get rid of wires and enjoy a high quality wireless music freely.
Why Choose US?
-164FT Long Range for Bluetooth Music Streaming
The 1Mii Bluetooth audio receiver uses the most innovative Bluetooth technology. It implements CSR Bluetooth 4.2 protocol and the APT-X Low Latency technology that delivers the most superior sound quality. And it can achieve a range of up to 164ft (50m) line-of-sight in open air and up to 50-70ft (20-30m) indoors.
-Power On and Automatic Reconnection
The updated version will power on if you plug the Bluetooth receiver into a switch outlet and reconnect automatically with the previously paired device.
-Unique 3D Surround Sound Function
With the 3D audio button, you can switch to 3D mode to enjoy the surround sound with High Fidelity from a normal audio source. Its advanced internal chip takes charge of the conversion to make it possible, using convenient lossless codes.
-Dual Bluetooth Connectivity
This Bluetooth receiver can pair with two Bluetooth enabled devices simultaneously which allows you to play music from either your phone or tablet/laptop.
What's in the box?
1x 1Mii B06 Plus APTX Bluetooth Receiver
1x USB Power Cable
1x USB Power Adapter
1x 3.5mm Audio Cable
1x 3.5mm 2 RCA to 2 RCA Male Cable
1x User's manual
Note
please use 5V power supply! Do not use unmatched power sources (e.g., 9V /12V), which may lead to equipment failure!
8. 2018 Lenovo Think Center M910S SFF Desktop,Intel Quad Core I7-7700 up to 4.2G,16G,240G SSD + 3T,DVD,WiFi,BT 4.0,HDMI,USB 3.1 Gen1,VGA,DP Port,W10P64 (Certified Refurbished)-Support-English/Spanish
Feature
This Certified Refurbished product is tested and certified to look and work like new. The refurbishing process includes functionality testing, basic cleaning, inspection, and repackaging. The product ships with all relevant accessories, a minimum 90-day warranty, and may arrive in a generic box. Only select sellers who maintain a high performance bar may offer Certified Refurbished products on Amazon.com.Intel Quad Core I7-7700 3.6GHz up to 4.2GHz, 16GB DDR3 RAM, Brand New 240GB SSD + 3TB HDD, Windows 10 Professional 64 Bit
DVD, USB WIFI Adaptor, USB Bluetooth 4.0, USB HDMI Adaptor
Total Number of USB Ports: 8, Number of USB 3.1 Ports: 8, VGA: Yes, Number of DisplayPort Outputs: 2, DisplayPort: Yes
USB Keyboard & Mouse Included, Microsoft office 30 days free trail. Prepared by SKYTECH.
Description
This Certified Refurbished product is tested and certified to look and work like new. The refurbishing process includes functionality testing, basic cleaning, inspection, and repackaging. The product ships with all relevant accessories, a minimum 90-day warranty, and may arrive in a generic box. Only select sellers who maintain a high performance bar may offer Certified Refurbished products on Amazon.com. 2018 Lenovo Think Center M910S SFF Desktop,Intel Quad Core I7-7700 up to 4.2G,16G,240G SSD + 3T,DVD,WIFI,BT 4.0,HDMI,USB 3.1 Gen1,VGA,DP port,W10P64 (Certified Refurbished) -Multi-Language Support English/Spanish with English Keyboard. Prepared by SKYTECH.9. 2018 HP Envy 17.3" FHD Touchscreen Laptop Computer, 8th Gen Intel Quad-Core i7-8550U up to 4.0GHz, 16GB DDR4 RAM, 512GB SSD + 1TB HDD, MX150 4GB, USB 3.1, 2x2 AC WiFi + BT 4.2, Backlit KB, Windows 10
Feature
17.3" diagonal Touchscreen FHD IPS WLED-backlit (1920 x 1080), HP Wide Vision FHD IR Camera with dual array digital microphone; NVIDIA GeForce MX150 4 GB GDDR5 dedicated Graphics8th Generation Intel Core i7-8550U Processor @ 1.80GHz (4 Cores, 8MB Cache, up to 4.0GHz)
16GB DDR4-2400 SDRAM , 512GB M.2 SSD + 1TB SATA HDD Storage, No Optical Drive
802.11b/g/n/ac (2x2) Wi-Fi and Bluetooth 4.2 combo, Bang & Olufsen, dual speakers, HP Audio Boost, HP Imagepad with multi-touch gesture support; 1 USB 3.1 Type-C Gen 1 (Data Transfer up to 5 Gb/s, DP1.2, HP Sleep and Charge); 3 USB 3.1 Gen 1 (1 HP Sleep and Charge); 1 HDMI; 1 RJ-45; 1 headphone/microphone combo
Windows 10
Description
Processor & Memory:
Intel Core i7-8550U Processor at 1.8GHz
16GB DDR4 (2-DIMM) RAM
Drives:
512GB PCIe NVMe M.2 SSD + 1TB SATA HDD Storage, No Optical Drive
Operating System:
Microsoft Windows 10 Home (64 bit)
Communications:
Intel Dual Band Wireless-AC (2x2) + Bluetooth
HP Wide Vision HD IR Webcam + Integrated Digital Microphone
Graphics & Video:
17.3" Touchscreen WLED-backlit IPS FHD (1920 x 1080) Display
4GB NVIDIA GeForce MX150 Graphics
Audio:
Bang & Olufsen Audio Processing
Keyboard:
Full-size island-style backlit keyboard with numeric keypad
Ports:
3x USB 3.1
1x USB 3.1 type C
1x HDMI
1x RJ-45 (LAN)
1x Media Card Reader
1x Combination Headphone-Out/ Microphone-In Jack
Power Supply:
3-Cell lithium-ion prismatic Battery
Additional Information:
Dimensions: 16.38"W x 11.6"D x 1.0"H
Weight (Approximately): 6.41lbs