<ul> <li>Bluetooth 5.0 Version complies with version 5.0 specifications and is backward compatible with Bluetooth 4.2/4.1/4.0/3.0/2.0/1.0</li> <li>Supports NFC with built-in IC chip, allowing direct connection to NFC-enabled mobile phones or other NFC Bluetooth devices by tapping the receiver</li> <li>Supports dual o port connection with 3.5mm and 2RCA o ports, suitable for various devices (includes 3.5mm and 2RCA cables)</li> <li>Wireless remote connection supports a range of up to 10 meters (33 feet) and enables remote music playback control</li> <li>Supports automatic power on/off: connect via cable to car or other power source; device automatically powers on and reconnects to the last paired device when power is supplied, and automatically powers off when power is disconnected</li> </ul> <p><strong>Specifications:</strong></p> <ul> <li>Size: 6 x 6 x 2 cm</li> <li>Material: ABS</li> <li>Bluetooth: Bluetooth 5.0</li> <li>Range: 10 m</li> <li>Working power supply: DC 5V</li> <li>Compatibility: Compatible with all Bluetooth o devices supporting A2DP/AVRCP/HFP protocols</li> <li>Features: Supports NFC and simultaneous connection to two Bluetooth devices</li> </ul>