Bluetooth 5.3 Stable Transmission: The newly upgraded Bluetooth 5.3 chip ensures more stable multi-data transmission and wireless coverage. Wireless Music Listening: Connect your phone to the car stereo for wireless audio playback, allowing you to listen to all the music on your phone. Connect to Bluetooth Speakers/Headphones: Supports /AAC high-definition audio decoding technology, with a high sampling rate of 44.1kHz for high-definition, high-fidelity sound quality, ensuring crystal-clear sound. Supports High-Fidelity Stereo Sound: Transform your traditional speakers into Bluetooth speakers, eliminating the constraints of wires and offering greater wireless connectivity. USB Power: No need to charge: Connect your phone to the car stereo via USB and stream music from your phone to the car stereo. Name:Wireless Bluetooth Transceiver Adapter Current: 1A (FM Transmitter) Voltage: USB-DC 5V Transmitting Frequency: 87.5-108.0MHz (MHz) Frequency Response: 87.5-108.0MHz (Hz) Effective Range: 10m (m) Bluetooth Version: Bluetooth 5.3 Transmission Distance: 10-25m Bluetooth Protocol: A2DP/AVRCP Compatible with: PCs, Android and iOS phones, tablets, and other Bluetooth devices, as well as audio equipment with an audio input port Color:As Shown Material:ABS Package Contents: 1 * Bluetooth receiver 1 * audio cable 1 * Instructions in Chinese and English 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.