Feature 1Name: Bluetooth handsfree car wireless speaker. 2 Auto power on: Just clip this speaker on your sun visor simply. With Built-in motion sensor, it can Turn On Automatically by sensing car shocking when you get in car. You will love this function. 3 High-quality audio: Bluetooth V4.1+EDR,designed for great sound with HD Voice,noise cancellation technology and stereo speaker, you can have clear calls and wonderful music even in downtown. 4 Safe driving: This device provides you a safe driving solution. With this handsfree,when you need a call in driving, you are able to drive safely without bothering from earphones.--Your families are waiting for you home. 5 Intelligent connection: Automatic working modes(Auto Connection,Auto Standby,Auto Power On,Auto Off) can save battery life;supports for IOS for Siri connection and is able to connect 2 bluetooth mobile phones simultaneously on working.Color:Black/White(Optional) Built-in rechargeable lithium-ion battery Long Working Time: Up to 20 hours talking time Long Standby Tim: Over 600 hours Short Charging Time: Only 2-3 hours High Bluetooth Version: V4.1+EDR Long Wireless Transmission Range: >10 meters Broadcast incoming numbers Supports 2 smartphones on working at the same time Supports 4 languages (English,French,Spanish,Chinese), press the button"+" "-"at same time to switch User Manual with 5 Languages: English,German,Spanish,French,ItalianPackage List1*Car Bluetooth Speaker 1*Car USB Charger 1*Charging Cable 1*User Manual