Dual-way,For Counter Window Bank Intercom Suitable for places with inside and outside intercom-munication such as bank.

Dual-way Window Bank Intercom System For Counter

Complete dual-way intercom system for easy operation. Built-in American Microsoft language processing chip promises clear voice. Indoor volume and outdoor volume can be adjusted separately. Suitable for places with inside and outside intercom-munication such as bank, hospital, ticket office and stock company, etc. Working Voltage:DC9V. Most Working Current:500mA. Main sound box,sub-sound box:2W-2W, 100HZ-15KHZ. Inside Microphone:-48db+(-)2db, 20Hz-20Khz. Outside Microphone:-48db+(-)2db, 20Hz-16Khz. Exterior size: Main Box:158*87*46mm;Sub-box:91*77*23mm. 

Window Bank Intercom RL-9908