Window Speaker System Bank Window Intercom Dual Way Window Microphone and Speaker 3W/3W Talk Through Glass INTERCOM for Bank Counters Ticket Booth Petrol Station Restaurant Hospital

You can use the conversation between the inside and out side of the window for the customers' evaluation of the salespersons, and for the supervisor's evaluation of each windows. 1. Usage: the bank staff use the master station to talk with guests, and the guests use the substation can talk with bank staff as well. 2. Installation: the master station is installed in the working place and the sub station out of the working room. Just one wire connection between the master station and substation. 3. Application: bank, restaurant ,stock office, hospital, post office, Box office, toll station, etc. Function and Feature: 1)Full metal jacket, elegance, aesthetic 2)Hands free two-way talkback full automaticity 3)Inner mute and outter mute function. when press Outside mute key, outside guest can't hear voice from inside worker. when press Inside mute key, inside worker can't hear voice from outside guest. 4)Has power ON/OFF key. you can easy turn on /Turn off this window intercom quickly. 5)Micro computer control circuit with squelch function; can solve echo and squeal problems. 6)Adopt high-powered mic, elegant appearance, voice is lifelike, clear; the volume of master station and substation can be adjusted separately by oneself; 7)Easy installation, there is only one wire for connecting master station and substation. 6)Have output for recording, can connect record equipment external. 7)Widely use at any window internal/external intercom, the place which difficult to talk. Technical Parameters: Working voltage: DC12V Working current: ?300mA Substation dimension: 80x20mm Environment tem: -10oC~60oC Dimension: 130x110x38 mm Package Includes 1 x Dual-way counter interphone 1 x External speaker 1 x Power adaptor 1 x user book 1 x fixed tape