Headphones Ritmix RH-707

Design: Invoices
Description: Design: on-ear, device type: wireless headphones, acoustic design type: closed, operating time: 15 h
Additional Information: Number of channels: 3; signal-to-noise ratio: 54 dB; features: automatic channel selection intelligent system for determining the level of battery charge; Battery type: AAA; Transmitter frequency range: 863
Working hours: 1.5 h
Sensitivity: 110 dB
Device type: Wireless headphones
Mount type: Headband
Maximum playback frequency: 20000 Hz
Minimum repeatable frequency: 20 Hz
Technology: Dynamic
Membrane diameter: 40 mm
Type of acoustic design: Closed
Wireless connection type: Radio channel