Free Worldwide Shipping 
NOTE:
1. Our device only can be used as bluetooth receiver or bluetooth transmitter. Can not be used as a WiFi/Wireless adapter to connect with WiFi network and dose not work with keyboard / mouse.
2. When you use our device to be as bluetooth transmitter or bluetooth receiver , you need to use 3.5mm AUX cable to connect your device with our device(because the 3.5mm AUX cable was used for audio input or output), then it can be into the pairing mode,and you can pair with your devices.
Specifications:
Technologies: BT5.0, A2DP, AVRCP (receiver mode only)
Operation Range: Up to 10m / 33ft (without any blocking objects)
Pairing name(Receiver mode ):KN320
Transmitter mode: red LED light is on
Receiver mode: blue LED light is on
Dimensions: 32mm*17mm*8.5mm
Package Content:
1x Bluetooth 5.0 Audio Transmitter/Receiver Adapter
1x 3.5mm Aux Cable
1x User Manual
1. This extremely portable, lightweight wireless audio transmitter & receiver is an ideal wireless audio solution for a wide range of situations and uses
2.Transmitter mode：wirelessly streams audio from your non-Bluetooth TV, home stereo system, or CD player to your Bluetooth headphones or speakers
3. Receiver mode： wirelessly streams audio from your Bluetooth-enabled phone, tablet, or computer to your wired stereo, speakers, or headphones
4. Mode switching:
a) If the device has been in a mode for a long time, it needs to be re-energized twice to switch to another mode.
b) If the device has just switched mode, you want to immediately switch to another mode, you only need to re-energize once.
5. Pairing method
a) RX mode: Pairing name: KN320, find KN320 in the Bluetooth settings of the phone to pair. The blue light flashes during the pairing process, and the blue light stops flashing after the pairing is successful. Connect the product to the audio device with a 3.5 audio cable.
b) TX mode: TX mode will automatically search for other Bluetooth receiving devices (such as Bluetooth headset, Bluetooth speaker, Bluetooth receiver, etc.), the red light flashes during pairing, and the red light stops flashing after pairing succeeds. Connect the product to a device such as a TV with a 3.5 audio cable/RCA audio cable.
6. The KN320 just 32mm (1.26”) across and weighs only 3.2g (0.11oz), but has got powerful wireless audio streaming capabilities. Slip this transmitter & receiver into your backpack or laptop bag and take it on-the-go without the slightest effort.
7. Broad Compatibility: With the included 3.5mm cable, this Receiver Transmitter adapter can widely be used on your computer, laptop, home stereo system, headphone, smartphone, Mp3 player, CD player, etc.
Great gadget. Connected immediately, the sound is quality, the lag in sound did not notice at all. Thank you to the store.
Super device! Small and easy to use. The sound is cristal clear in both directions! Worth 10 stars. Recommended item and store!
Realy nice and cheap device. Thx
Delivery about a month. Headphones connected to tv works.
I am using the transmitter with a 24" Vizio non Bluetooth TV. It works very well! Great product!
Everything is fine! checked everything works and transmits and accepts.
Had at the first Connection noise interference. But in the second Link has all wonderful works. Super USB Transmitter.
Works well only damage manual English non French
Great. Works perfectly! The big advantage is that it works with the power supplied via the usb plug that's all! Amazing for this price! And the store sent the orders quickly I really recommend this product and this seller!
Try to see how