Specifications:Bluetooth version: 4.2
Frequency range: 2.4-2.48GHz
Transmission distance: up to 10m
Supported: A2DP, AVRCP, HSP, HFP
Frequency response: 20-22kHz
Music/talking time: up to 6 hours
Standby time: up to 180 hours
Product describe:1. Battery capacity: 50mAh/side
2. Freely match the earbuds design to be lots of different models
3. New products is launching on 2016 HK fair good sound
4. Fitting for sports
5. Attachment parts, small/big earphones tips, charging cable, user manual
6. Gift box
Our services:- Kingvie has 7 exporting experience, our main market is Europe and US, such as iHip, Merkury, Southern Telecom, Mizco, iHome (American customers) HAMA (Germany) Thumbs up (UK) Bayan audio (UK)
- We are an OEM manufacturer of kinds of Bluetooth earphones with high capability of production, control and better service
- 100% QC inspection before shipment
- CE/RoHS Directive-compliant