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一、ML Window bi-directional Interphone：
This product adopts the most advanced language processing chip technology, unique design and strict quality management. It’s every performance reaches to the highest standards. It is mainly applied to close business window. The staff and customers can communicate conveniently by it. The product can be widely used in the windows of banks, hospitals, station and securities etc.。
二、Basic configuration：
A host, a extension, a microphone, a DC6V transformer, a recording line, four pieces of double film and extension fixed wire clips。
三、Function Introduction
·CPU control circuit, bi-directional talkback system. It not need to press buttons。
·It can record and play randomly。
·The host has three talk ways to choose。
·Ultra-thin external appearance, small size, computer color and easy installation。
·The voice is lifelike and clear。
·Microcomputer processing circuit, thoroughly solve the after-sound problem and screaming。
·It can be connected with ML series hosts and monitor the talk of every window。
·The monitoring host can talk to bi-directional Interphones。
·It has recording aperture and can output voice signal。
·It can be used in any place that difficult to talk. Such as bank, post office, railway stations, insurance companies, offices and hospitals etc。
四、Installation method
1. The host is installed in the workplace, extension is installed in the outside of workplace. The line of extension plugs into the socket of extension connection line。
2. Plug DC6V transformer into 220V power supply. Plug the DC6V into power supply socket。
3. The mike is inserted into the inside mike jack。
4. Press the power switch, the power indicator will light。
5. Rotate the volume knob to adjust the volume of host and extension。
五、Window bi-directional Interphone
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