Feature:1. MULTIFUNCTIONAL: Bluetooth transceiver supports receiving and transmitting sound, suitable for various sound devices. Support 16GB Memory Card(not included).2. SIMPLE OPERATION: AUX bluetooth transceiver, one button to connect to cell phone, TV, CD player and other devices, convenient to use.3. HIGH SOUND QUALITY: This bluetooth transceiver adapter adopts for JL chip and bluetooth 5.3 standard, the sound quality is clear.4. LONG RANGE TRANSMISSION: The wireless music adapter has more than 10 meters Bluetooth distance, no need to worry about signal interruption.5. LONG BATTERY LIFE: The 2 in 1 Bluetooth transmitter receiver has a built in 250mAh lithium battery that is rechargeable and provides long battery life.Specification:Item Type: BT TransceiverMaterial: ABSBT Version: 5.3BT Distance: >10m/32.8ft (Open Space)Support Protocols: A2DP, AVRCPReceiver Working Current: 43MATransmitter Working Current: 60MAStandby Current: <18MABattery Type: Lithium BatteryBattery Capacity: 250mAh (included)Output Connection: 3.5mm Stereo InterfaceInput Connection: 3.5mm Stereo InterfaceMemory Card: Maximum Support 16GB (Not Included).Package List:1 xBT Transceiver1 x User Manual 1 x Charging Cable1 x Sound Cable