Specification:Product Name: bluetooth Transmitter ReceiverModel: B82982Color: BlackTechnologies: bluetooth 5.0, A2DP, AVRCP (receiver mode only)Operation Range: Up to 10m / 33ft (without any blocking objects)Transmitter mode: red LED light is onReceiver mode: blue LED light is onSize: 32x17x8.5mm/1.25x0.66x0.33Feature:1.This extremely portable, lightweight wireless audio transmitterreceiver is an ideal wireless audio solution for a wide range of situations and uses2.Transmitter mode wirelessly streams audio from your non-bluetooth TV, home stereo system, or CD player to your bluetooth headphones or speakers3.Receiver modewirelessly streams audio from your bluetooth-enabled phone, tablet, or computer to your wired stereo, speakers, or headphones4.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-RX mode: Pairing name: ZF-169, find it 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.-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
