Sell Bluetooth 5.0 Wireless Audio Aux Transmitter & Receiver 2 IN 1 Adapter 3.5mm best price

Features: This portable, lightweight wireless audio transmitter and receiver is the ideal wireless audio solution for every situation and application. Transmitter mode. Wirelessly transfer audio from non-Bluetooth TV, home stereo system or CD player to Bluetooth headset or speaker. Receiver mode. Wirelessly transfer audio from Bluetooth-enabled mobile phones, tablets or computers to wired stereo, speakers or headphones. Switch between transmitter and receiver modes with a single push of a button. Easily connect using advanced Bluetooth technology and 3.5 mm audio cable (included). *5. Ultra-portable audio streaming power supply. The KN321 is only 44 mm (1.73 inches) in size and weighs only 18 grams, but has a powerful wireless audio streaming capability. Put this transmitter and receiver in your backpack or laptop bag and take it with you without any effort.*6. Wide compatibility. With 3.5 mm cable and 3.5 mm to 2RCA cable, this receiver-transmitter adapter can be widely used in your computer, laptop, home stereo system, headset, smartphone, Mp3 player, CD player, etc. Description: Tech: Bluetooth 5.0, A2DP, AVRCP(receiver) Range: max 10 m/33 ft(unblocked) Pairing Name: KN319 Battery: Li-ion battery(200 mAh) Charging Time: 2 h Size: 44×44×12 mm Tips: 1. Power on: Press and hold the power on/off button until the LED lights up 2. Shutdown: Press and hold the power on/off button until the LED goes out 3. Charging: Use a DC-5V charger and a micro USB charging cable. The red light is on when charging. When the battery is fully charged, the red light goes out and the blue light comes on. 4. Switch mode: 1) RX: Receive mode, indicator light: blue LED 2) TX: Transmit mode, indicator light: red LED RX mode: Pairing name: KN319, find the KN319 pairing in the Bluetooth settings of the phone. The blue light flashes twice per second during the pairing process, and the blue light flashes every three seconds after the pairing is successful. How to use: 1) Plug one end of the audio cable into the audio input of the speaker and the other end into the audio input of the KN319. 2) Make sure it is in RX mode (blue light flashes). Find the pairing name in the phone's Bluetooth settings: KN319, click to pair. TX mode: The TX mode will automatically search for other Bluetooth receiving devices (such as Bluetooth headset, Bluetooth speaker, Bluetooth receiver, etc.). During the pairing process, the red light flashes twice per second. After pairing, the red light flashes once every three seconds. How to use: 1) Plug one end of the audio cable into the audio output of the device and the other end into the audio input of the KN319. Make sure it is in TX mode (red light flashes). 2) The KN319 will automatically search for Bluetooth headset or Bluetooth speaker to pair. Package Included: 1x Bluetooth audio adapter 1x Micro-USB cable 1x RCA cable 1x 3.5 mm cable 1x User Manual