(1) Sound: stereo
(2) Frequency response: 20 Hz - (3) 20 KHz
(4) Speaker size: 50 mm
(5) Speaker impedance: 21 Ω
(6) Speaker sensitivity: 119 dB ± 3 dB
(7) Microphone type: omnidirectional
(8) Microphone size: 6x2.7 mm
(9) Microphone sensitivity: -38 dB ± 3
dB
(10) Backlight: rainbow (11) Connectors: USB (12) Cable length: 2.1 m