BandRate Smart BRSTWSI1212R

Equipment: Warranty, box, instruction
Design: Liners
Product color: Red
Description: Design: earbuds, device type: wireless headphones, design features: microphone, acoustic design type: closed, functions: volume control, operating time: 3 h
Additional Information: Control button
Functions: Volume control
Working hours: 3 h
Battery capacity: 300 mAh
Talk Time: 4 h
Design features: Microphone
Charging time: 1 hour
Device type: Wireless headphones
Mount type: Without attachment
Maximum playback frequency: 20000 Hz
Minimum repeatable frequency: 40 Hz
Number of microphones: 1
Bluetooth version: 5.0
Type of acoustic design: Closed
Wireless connection type: Bluetooth