Description     

1. All of our items are brand new.
2. Anti-interference and noise-free function
3. Two-way voice intercom communications technology, automatic identification of processing speech signals during a call does not require any action
4. Dedicated anti-side tone processing chip, with auto-mute function
5. 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
6. 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.
7. 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
8. Application: bank, securities, hospital, bus station Where guard glass again theft is installed

Performance Data:

1. Working voltage: AC9V/1A
2. Main sound (sub sound): 3W
3. Inside microphone: -48db 20Hz-20KHz
4. Outside microphone: -48db 20Hz-16KHz
5. Exterior size: 158x87x46cm / 78x20cm

Package Includes          

• 1 x Dual-way counter interphone
• 1 x External speaker
• 1 x Charger
• 1 x English User Manual
  

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On May-16-16 at 08:40:49 PDT, seller added the following information: