Bluetooth Headset Sport Headphone Wireless Earphones TWS

Colour: Black
Material: ABS
Channel: Stereo
Usage: earplugs
Bluetooth version: V4.1
Bluetooth distance: 10 meters
Bluetooth program: Luo Da
Bluetooth protocol: support HFP / A2DP / HSP / AVRCP / headphone / Headfree
Earphone battery: 50mAh
Charging box battery: 380mAh
Charging box to charge the headset: 3 times or so
One-ear talk time: 2 hours
Music playback time: 3 hours
Single-ear standby time: 12 hours
Features: Bluetooth music, Bluetooth calls, incoming / outgoing calls, last-dailies, voice mail, Android / iOS enabled
Certification: FCC certification, Bluetooth BQB certification, MSDS certification
Charging warehouse size: 9.2 * 4 * 3.1 cm
Headphone size: 2.6 * 2.3 * 1.2 cm