Defender HN-W3000

Weight: 60 g
Brand: Defender
Description: Connection type: wireless, headphone type: on-ear, connector: USB
Battery capacity: 350 mAh
Connection type: Wireless
Battery life: 6 h
Connector: USB
Battery type: Li-Ion batteries
Impedance: 32 ohm
Sensitivity: 100 dB
Mount type: Headband
Maximum playback frequency: 20000 Hz
Minimum repeatable frequency: 40 Hz
Microphone mount: Fixed
Headphone type: Invoices
Data link: Radio channel
Wireless headset range: 8 m
Microphone impedance: 2200 ohm
Maximum microphone frequency: 10000 Hz
Minimum microphone frequency: 100 Hz
Microphone directivity: Non-directional
Microphone sensitivity: -42 dB
Membrane diameter: 30 mm
Type of acoustic design: Closed