Features: 1.Clear sound with echo and noise cancellation. 2.Supports streaming music, podcasts and GPS navigation. 3.Voice prompts battery power and Bluetooth connection status. 4.Automatically adjust volume and pair to phone automatically. 5.Support multi-device pairing, memorize 8 Bluetooth mobile phone pairing records. Specification: Condition: 100% Brand New_x000D_ Item Type: Bluetooth Handsfree Speaker _x000D_ Material: ABS_x000D_ Color: As picture shown_x000D_ Bluetooth Version: Bluetooth V3.0 + EDR_x000D_ Working Frequency Band: 2.4GHz-2.48GHz SIM_x000D_ Output Power: Class 2, Up to 10 Meters._x000D_ Support Specifications: HSP and HFP Protocols_x000D_ Music Transfer Playback: Support_x000D_ Automatic Power Off: Support _x000D_ Support Multi-Device Pairing: Remember 8 Bluetooth mobile phone pairing records_x000D_ Standby Time: Up to 1000 Hours / 41 Days_x000D_ Talk Time: 10-16 Hours_x000D_ Charging Time: About 3 Hours_x000D_ Charging Voltage: DC 5.0V500mA_x000D_ Battery: 800mAh, CR2025_x000D_ _x000D_ Instructions:_x000D_ 1. The key to answer the call, the last song played by the music_x000D_ 2. The phone hangs up the button, the music plays the next song_x000D_ 3. Volume control,_x000D_ 4. Music play / pause button_x000D_ 5. Horn_x000D_ 6. Microphone_x000D_ _x000D_ Bluetooth Operating Instructions;_x000D_ 1. Bluetooth pairing, long press the phone call button on the host to turn on the Bluetooth power on the Bluetooth host. After the power is turned on, use a mobile phone to search for 828 and pair._x000D_ 2. Music playback, open the music file on the phone to play_x000D_ 3. With Bluetooth A2DP audio configuration, you can listen to navigation instructions and music played by your smartphone via Bluetooth_x000D_ 4. Support for automatic shutdown, 5 minutes after Bluetooth disconnected, Bluetooth hands-free will automatically turn off the power after detecting that Bluetooth is not connected with the phone_x000D_ 5. Call management, when receiving a call, navigation, audio will automatically switch to the call state, after the call is automatically switched to the audio state PackageList: 1 x Car Charger1 x Sun Visor Bluetooth Speakerphone1 x Instruction1 x Data Cable