HOCO Original E36 Bluetooth Earphones Earbuds With Mic Wireless Earbuds in-ear Headphones Headset for iPhone Samsung Huawei

1. Wireless specification: Wireless V4.2 WT; Support protocol Headset Hands-free A2DP Avrcp 2. Charging voltage DC5V; charging time: 2 hours; call/music time: 4 hours; standby time: 170 hours 3. Battery capacity: 70mAH 4. Size: L54 × W14 × H20mm; Weight: 7g"