1. Anti-interference and noise-free function.
2. Two-way voice intercom communications technology, automatic identification of processing speech signals during a call does not require any action.
3. Dedicated anti-side tone processing chip, with auto-mute function.
4. Application of completely 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.
5. 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.

Specification:
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 completely 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.
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.
Specifications:
Condition:100% Brand New
Color: As shown in the picture
Plug: 110-240V US, 110-240V EU(Optional)
Working voltage: DC12V
Maximum operating current: 1A
Main sound (sub sound): 3W
Inside microphone: -42db
Outside microphone: -42db
Package List:
1 x Dual-way Counter Walkie Talkie
1 x External Speaker
1 x 12V Power Supply
2 x Adhesive
1 x Instruction Manual