Item Type: Bluetooth Transmitter Receiver Material: ABS Function: Supports audio equipment with audio input interface for wireless audio reception and transmission. Supports stereo and dual lossless audio formats. Supports ANC noise reduction circuits. Bluetooth: Bluetooth 5.0 Bluetooth Protocol Support: A2DP, AVRCP Transmission Distance: Approx. 10m / 32.8ft Connection: 3.5mm Applicable Devices: For Android, for iOS mobile phones, tablets, and other Bluetooth devices, and audio devices with audio input interface. Battery Type: Built-in 300mAh Lithium-ion battery 1. [Wireless Audio Reception and Transmission]: This 2-in-1 Bluetooth transmitter receiver can transform any audio device with an audio input interface into a wireless Bluetooth device. 2. [Stereo Support]: The adapter supports the transmission of stereo and dual lossless audio formats, ensuring excellent sound reproduction for a more authentic and immersive music experience. 3. [ANC Noise Reduction Circuits]: With built-in ANC noise reduction circuits, the device effectively reduces external noise interference, providing clearer and uninterrupted audio transmission and listening experience. 4. [Wide Compatibility]: The receiver is compatible with Bluetooth devices such as Android and iOS smartphones, tablets, and also with audio devices that have audio input interfaces, like TVs and computers. 5. [Bluetooth 5.0 Technology]: The device utilizes Bluetooth 5.0 technology, ensuring a stable Bluetooth connection with a transmission distance of up to approximately 32.8 feet, offering stable and reliable performance. Package includes: 1 x Bluetooth Transmitter-Receiver, 1 x 3.5mm Connection Cable, 1 x Power Cable.