Brainwavz HM9

Design: Invoices
Description: Battery type: Li-Ion; Range: 10 m; Battery type: own Li-Ion; Range: 10 m; Removable battery: yes; Answer/end conversation: yes; Repeat last number: yes; Support for r� profiles
Additional Information: Cable connection: one-sided; Case included: yes; Gold-plated connectors: yes; Compatibility: 3 cables included: 1.2 and 3 meters long, with a microphone 1.2 meters long
Plug connector: mini jack 3.5 mm
Harmonic coefficient: 0.3 %
Impedance: 40 ohm
Sensitivity: 104 dB
Included: Airplane adapter
Length of cable: 1.2 m
Design features: Microphone, detachable cable, straight plug, foldable design
Device type: Wired headphones
Mount type: Headband
Max power: 1000 mW
Maximum playback frequency: 24000 Hz
Minimum repeatable frequency: 10 Hz
Technology: Dynamic
Membrane diameter: 40 mm
Type of acoustic design: Closed
Sensitivity options: DB/mW
Number of drivers: 1