Wireless headphones BEHRINGER BB 560M

Description: Connection type: wireless, headphone type: full size, connector: USB, design features: volume control
Battery capacity: 185 mAh
Connector: USB
Battery type: Li-Ion batteries
Design features: Volume control
Charging time: 3 h
Mount type: Headband
Maximum playback frequency: 20000 Hz
Minimum repeatable frequency: 20 Hz
Membrane diameter: 40 mm
Type of acoustic design: Closed