Headphones HQ-Tech MD-333

Design: Invoices
Description: Design: on-ear, device type: wireless headphones, design features: microphone, detachable cable, straight plug, plug connector: mini jack 3.5 mm, functions: volume control, operating time: 6 h
Additional Information: Playback from SD cards
Plug connector: mini jack 3.5 mm
Harmonic coefficient: 1 %
Functions: Volume control
Working hours: 6 h
Battery capacity: 300 mAh
Impedance: 32 ohm
Design features: Microphone, detachable cable, straight plug
Charging time: 2.5 h
Device type: Wireless headphones
Mount type: Headband
Maximum playback frequency: 20000 Hz
Minimum repeatable frequency: 20 Hz
Technology: Dynamic
Membrane diameter: 40 mm
Wireless connection type: Bluetooth