Bluetooth version: 4.0+edr Support Profiles: A2DP , AVRCP , HFP , HSP Operation Distance: 10m; Rechargeable lithium battery: 400mAh Talking Time: 8-10 hours Music Playing Time: 8-10 hours carton size:460*275*335MM Qty:20pcs weight:15kg 1. Language: English 2. Fashion style 3. Support bluetooth and SD card play 4. MINI USB 5V charge 5. hands-free call,Take/end/reject call 6. Voice guidance/control, Play/pause music 7. Compatible with all external 3.6 mm jack 8. With FM automatic searching 9. Battery power shows 10.intelligent charging:Overcharge/overdischarge protection 11.Two portable devices are connected at the same time
