Interphone System DJJ-001 for bank counter

A good channel between cashiers and customers.

For banks, government, security organizations, etc.

 Features:

To prevent whistle and interference:

Adopting a special auto-control channel, the interphone can prevent effectively electrics and acoustics whistle and interference. The interphone can run steadily so song as some acoustics seclusion between main and Sub units.
To eliminate the resonance completely:

The thick alnico bin eliminates the resonance completely.

The professional design and composing makes the Hi-Fi voice more natural. 
Auto-silent: function:

Auto-silent function makes counter personnel work in a quiet condition while no customers.

The low noise is no feedback echo for wide-ranging interphone. And for narrow-ranging interphone, if over 30 seconds no speaking, the loudspeaker will keep a silence and resume while the counter personnel start to talk again.
Record interface::Can synchronic record sound with video.
Top quality with pretty shape.

Specifications:

Channel control: Fast and intelligent change

Sound restrain: Auto restraining background noise.

Audio feedback: Make the voice more clear

Output Power: Round Sub unit 1W, others 1.5W

Distortion rate: <2%

Mic interface: Φ 3.5mm stereo

Recorder interface: Φ 3.5mm stereo

Voltage: 220V± 10% 50HZ

Power: 0.5W