| Type | Dual-Way Counter Interphone |
|---|---|
| Brand | Unbranded |
| Model | Window Counter Intercom Interphone System |
| Features | Dual-Way Counter Interphone |
| Voltage | 100~240V |
| UPC | 926919117670 |
Check the listing for details. Dual-Way Window intercom Window Speakers Window Counter intercom Microphone. Condition: New. Listed at 39.99 USD. The main unit has aluminum alloy shell,and the extension has built-in speaker, This system has simple connection for DIY operation. Inside Microphone: -48db±2db 20Hz-20KHz. Outside Microphone: -48db±2db 20Hz-16KHz.
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