wireless headphone manufacturers

Conference Speaker—S04

Conference Speaker—S04

Specification

Material: ABS + metal
Direction: omnidirectional
Sensitivity: -25±3dB
Frequency: 100Hz~20KHz
Mic impedance: ≤2.2KΩ
S/N ratio: ≥75dB
Cable Length: 2m Mic
Voice Distance: 0~3m
Speaker Distance: 0~5m
Plug: 3.5DC, USB
Max sound pressure: 110dB
Dynamic range: 112dB
Power supply: by USB (5VDC)
Application: 0~3 people meeting
Color: black

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