Voicecar Limited.established in 2005, is a professional enterprise which specialize in bluetooth application. We manage design, manufacture ,marketing and after-sale service. 
Our main products: Bluetooth handsfree car kit. Car rearview mirror . car rearview mirror design in 1080P DVR System And HD 720P DVR System . with reverse camera show parking view , with bluetooth function, connect to mobile phone. Rearview mirror design in : 3 inch. 2.7 inch. 3.5 inch and 4.3 inch LCD Screen . 1080P DVR Woth parking system design .
Power Bank is one of our produce, we can offer : 4400 mAH. 5200mAH. 7000mAH and 8000mAH . 

We welcome customer trial order. OEM Order. design their own logo . own package. 
IF Interesting, welcome to contact us . we will offer our favor price to you.