Features:
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:
Brand: Retevis
Model: RT-9908
Color: Silver
Working voltage: AC12V/1A
Main sound (sub sound): 3W
Inside microphone: -48db 20Hz-20KHz
Outside microphone: -48db 20Hz-16KHz
Package Size: Approx. 18.5* 18* 10.5cm / 7.28 * 7.08 * 4.13in
Package Weight: Approx. 680g / 23.98oz
Package List:
1 * Dual-way counter interphone
1 * External speaker
1 * Charger
1 * English User manual