Description: High-Quality Materials: The Bluetooth adapter is made of high-quality materials, durable and wear-resistant, not easy to break, and can be used for a long time. Long-Distance Wireless Connection: The effective distance can reach 10 meters, and music playback can be controlled from a long distance. Plug and Play: The Bluetooth receiver simply plugs into the aux port, Bluetooth on the phone is opened, connected, and played. Easy to Pair: The Bluetooth receiver is easy to pair and compatible with many Bluetooth devices. Transmitter and Receiver: Portable Bluetooth adapters can be used as transmitters or receivers. The Bluetooth adapter can easily switch between transmitter mode and receiver mode. Specifications: Color: Black Bluetooth Protocol: RX: A2DPP AVRCP TX: A2DP Frequency Range: 2.402 GHz -2.480 GHz Input/Output: AUX Working Distance: 10 meters Working Time: Approx. RX: 10H TX: 8H Charging Voltage: DC-5V Charging Time: Approx. 2 hours Package includes: 1 * Bluetooth Receiver Note: 1. Due to manual measurement, please allow slight errors. Please make sure you don't mind before bidding. 2. Colors may vary depending on the monitor, please understand. Hello, please pay attention to your shipping address when purchasing products. If your shipping information (such as name, street, house number, doorbell/email without name, etc.) is incorrect, the order will not be delivered correctly.