Product: Higoo ZDL-9908 Bank/Office/Store/Station Counter Window Intercom System, Dual-Way Intercommunication Microphone, Interphone System
Brand: Higoo
Feature:  
 All of our items are brand new. 
 Anti-interference and noise-free function 
 Two-way voice intercom communications technology, automatic identification of processing speech signals during a call does not require any action 
 Dedicated anti-side tone processing chip, with auto-mute function 
 Application of fully automated call control, outside the machine's microphone and speakers to use the integration of design and front-line system of the host to connect, easy installation 
 Comprehensive application of electro-acoustic technology experience, the selection of high performance electro-acoustic circuit design, the output power up to 3W, voice clear and loud voice distinguished high. 
 Inside and outside the two-way voice signal output(recording by the bank teller), a stereo jack output mode can prevent voice recording function controlled by the power switch and the function buttons 
 Application: bank, securities, hospital, bus station Where guard glass again theft is installed 
 Specification: 
 Power Adapter: Input AC 110V 60Hz US Plug. Output AC 9V 1.0A 
 Output Power: 2W/2W(Max) 
 Frequency Response: 100Hz-12kHz 
 Desktop Unit Dimensions: 158*87*46mm 
 Wall Mount Unit Dimension: 70*20mm 
 
 Trouble shooting: Whistle: Installation environment noise performance is poor, or too much other noise. Should make the distance larger between the host and the outside speaker or adjust the volume down. 

Adjustable volume with separate switch.
Spare record jack for the bank
Anti-interference and noise-free function
Internal microphone for extension. One-wire connection
Adjustable volume with separate switch. This product is used to talk between separated glass, walls, doors and other objects, so the host and speakers are best installed on both sides of the separated glass and wall. This measure can effectively reduce interference noise.

Search query: window intercom system
Relevance: Exact