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.