Car Handfree Wireless Ear-hook Bluetooth Earphone with Microphone(Black Red)

With Microphone:Yes

Wireless Type:bluetooth

Connectors:USB

Volume Control:Yes

Is wireless:Yes

Style:Ear Hook

Frequency Response Range:8-25000Hz

Control Button:Yes

AttributesBluetooth version: V4.1Transmission distance: 10-12MBattery capacity: 170MAHMusic playback time: 17 hoursCharging time: About 90 minutesWorking voltage: 5VStandby time: ≥180 hoursTalk time: ≥180 hours