I-MAJORCOM IG-1900 I-Counter Intercom Owner's Manual
MAJORCOM IG-1900 Counter Intercom Product Information Specifications: Model: IG-1900 Counter intercom Main console: Microphone type: Electret - Unidirectional Sensitivity: -46 dB Frequency response: 20 Hz - 16 kHz Embedded speaker: 3W (92 dB @ 1W / 1m) Power supply: DC…