Modle:Pro Mini     Bluetooth version: Bluetooth 5.0     Transmission distance: outdoor straight line distance 5-10meters     Battery capacity: polymer lithium battery     Function: fast charging, HD call     Listening to music time: about 3 hours     Call time: about 4 hours     Standby time: 130 hours     Charging time: 1-2 hours  Description  Description:  Modle:Pro Mini  Bluetooth version: Bluetooth 5.0  Transmission distance: outdoor straight line distance 5-10meters  Battery capacity: polymer lithium battery  Function: fast charging, HD call  Listening to music time: about 3 hours  Call time: about 4 hours  Standby time: 130 hours  Charging time: 1-2 hours  Specifications:  1. listening to the song correct, support songs and call,  2. remind call number, the last call back, all intelligent Chinese and English voice prompts, boot, pair, shut down the phone power will be low voice prompts;  3. Power capacity will show on your phone, you can see the power situation anytime, do not worry about the electricity ,make your life without worry;  4. One to two connections, can be connected to two mobile phones at the same time  5. Bluetooth headset connected to the phone after the shutdown , and then open the Bluetooth headset will connect back to the phone automatically , more convenient;  6. Intelligent compatibility: support all Bluetooth mobile phone, tablet, notebook, singing it, QQ music, movies, etc., universal all mobile phone