Advanced Window Interphone
An advanced window interphone, the main unit has an aluminum alloy casing and the extension has a built-in speaker. This system has a simple connection for its operation, it has a high-quality speaker and a high-sensitivity microphone.
- Auto dual-way intercommunication without pressing any button
- Anti-interference and noise-free function
- Dual-way audio record output
- This model is 110 V/220V Voltage
- All of our items are brand new.
- Two-way voice intercom communications technology, automatic identification of processing
- speech signals during a call does not require any action
- Dedicated anti-side tone processing chip, with auto-mute function
- Application of fully automated call control, outside the machine`s microphone and speakers to use the
- integration of design and front-line system of the host to connect, easy installation
- Comprehensive application of electro-acoustic technology experience, the selection of high-performance
- electro-acoustic circuit design, the output power up to 3W, voice clear and loud voice distinguished high.
- Inside and outside the two-way voice signal output(recording by the bank teller), a stereo jack output mode
- can prevent voice recording function controlled by the power switch and the function buttons
- Working voltage: AC9V/1A
- Main sound (sub sound): 3W
- Inside microphone: -48db 20Hz-20KHz
- Outside microphone: -48db 20Hz-16KHz
- Exterior size: 158 x 87 x 46cm/78 x 20 mm