This 2.4G wireless audio transceiver consists of a transmitter and receiver. It's compatible with devices with a 6.35mm audio interface. It offers strong anti-interference capabilities, stable transmission, and supports simultaneous use with multiple devices. Enjoy a new 2.4G wireless audio experience: audio transmission uses advanced digital audio processing technology. Specifications: B: One to Two Color: Black Material: Plastic Package Contents: 1 set x Microphone transceiver system Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.