Condition: 100% Brand New Item Type: Bluetooth 5.0 Audio Receiver/Transmitter Adapter Model: KN320 Material: ABS Color: As Pictures Shown Technologies: BT5.0, A2DP, AVRCP (Just Receiver Mode) Operation Range: Longest 10m/33ft(Without Any Blocking Objects) Pairing Name(Receiver Mode): KN320 Quantity: 3PCS Weight: Approx. 65g Package List 3 x Bluetooth 5.0 Audio Transmitter/Receiver Adapter 3 x 3.5mm Assist Cable 3 x User Manual 1Extremely lightweight wireless audio transmitter and receiver, perfect wireless audio solution suitable for all kinds of situations and usages. 2Transmitter mode: Wireless offline flowing from nonBluetooth TV, home stereo system or for CD player to Bluetooth headphone or loudspeaker. 3Receiver mode: Wireless transmission audio from mobile phone support Bluetooth, tablet PC or computer to wired stereo, loudspeaker or headphones. 4Mode switching: a) If device has been in one mode for a long time, needs to be reenergized twice to switch to another mode. b) If device has just switched mode, you want to immediately switch to another mode, you just need to reenergize once. 5Pairing method: Receiving mode: Pairing name: KN320, find KN320 in 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 3.5 audio cable. And the red light flashing flashing after pairing succeeding. Product to a device such as TV with 3.5 audio cable/for RCA audio cable. 6With powerful wireless audio streaming function. Slip this transmitter and receiver into your backpack or laptop bag, carrying around effortlessly. 7Broad compatibility, with the included 3.5mm cable, this receiver transmitter adapter can widely used on your computer, laptop, home stereo system, headphone, smartphone, Mp3 player, for CD player, etc.