【Product Specifications】 Manufacture Country:China Wireless Compliance: BT5.4 Supported Profiles:A2DP,AVRCP,HSP,HFP Operating Range: Up to 10 meters/32ft Operating Frequency: 2.4 GHz~2.48 GHZ Talk Time: Up to 22 hours Music-play Time:Up to 10 hours Stand-by time: Up to 600 hours Charging Time: about 3 hours Rechargeable Lithium lon: 650mAh/3.7V Dimensions:113x58x49mm Weight: about 80g 【Product Features】 1. Wireless 5.4 chip Eliminate noise interfere Internal chip circuit technology optimization processing, combined with wireless 5.4 processor, intelligent noise reduction, even when driving at 120km/h with windows open, calls can still be heard clearly 2. Call ringtone reminder WeChat voice call Support call number ringtone reminder, low battery voice reminder, wireless connection voice prompt, etc., easy to use 3. Hands-free callsDriving is safer One click answer to incoming calls, freeing up hands andeliminating the need for handheld phones. Call reportingis simple and convenient, with double clicking replay to ensure driving safety 4. Privacy call mode Ensure confidentiality of meeting content Press and hold the phone button for 3 seconds to switchto answering on your phone, making private calls easier 5. Automatic shutdown after 3 minutes without connection Wireless transmission range up to 10 meters. Aftergetting off the car, pair your phone and leave theeffective distance, then turn off within 3 minutes 6. Vibration automatic startup Automatically reconnect to the phone Wireless insertion of vibration sensors, the vibration generated when opening the car door will automatically turn on the car's wireless system and connect to the mobile phone 7. Simultaneously connect two mobile phones Wireless multi-point connection technology allows for simultaneous pairing of work and personal phones, with automatic priority switching for incoming calls 8. Innovative Orange Atmosphere Light Music night vision ambient light, paired with interior ambient light, instantly transforms into a high-end car 【Packaging Contents】 1* Wireless Bluetooth Adapter NOTE: ①Images on this page are for illustration only and due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! ②Please allow 1-3cm measuring deviation due to manual measurement.