Sell ZDL-9908 Dual 3W 2-Way Window Counter Intercom Dual-Way Counter Interphone System for Bank Office St best price

Adapt to windows with difficult conversations, such as banks, securities, post offices, train stations, cash desks, sales Ticket office, hospital ticket window and other places. Features: 1. Adopt two-way voice intercom communication technology, automatically recognize and process the voice stack number, without any operation during the call. 2. The side-tone elimination processing chip, with automatic noise suppression function, effectively improves howling. 3. Automatic call control technology, integrated design of the microphone and speaker of the external machine, and realize a one-line connection with the host Easy to install. 4. It can output internal and external dual-channel sound signals (with bank counter recording), using stereo socket output mode, And has the recording function not controlled by the power switch and each function button. 5. The auxiliary machine can be hung on the wall or pasted on the glass through the distributed double-sided tape. 6. Two-channel adjustment, with channel dynamic indicator, more convenient to use. 7. The inner volume knob and the outer volume knob can adjust the volume of the inner and outer volume respectively. The two above the regulators during intercom Performance Data Power input：AC100-240V50/60Hz Power output：DC12V1000mA Working voltage：DC12V/1A Peak output：2×3W(Max) Working current：290mA Frequencyresponse：100Hz-12KHz Inside microphone：-42dB Outside microphone：-42dB Exteriorsize：158×87×46mm 78×20mm Audio cable：2M Power cable：1.2M Installation instructions: 1. The host is placed on the workbench and used by the staff. Stick the auxiliary machine on the glass outside the workbench, and the customer For users, insert the plug of the auxiliary machine into the socket of the main machine. 2. Insert the power transformer into the 220V power box, and connect the DC plug to the power interface of the host. 3. After checking that the plugs and jacks are all connected correctly, turn on the power switch on the host and the power indicator light is on. 4. Gradually adjust the volume adjustment knob on the main unit from low to high to make the internal and external volume suitable. 5. Speak into the microphone on the workbench, and the sound is broadcast by the external auxiliary machine, accompanied by the IN indicator light. 6. Speak to the auxiliary machine, the sound is broadcast by the main machine in the workbench, accompanied by the OUT indicator light.