Features:
--Dual-way intercommunication
--Dual-way audio record
--Anti-interruption and noise
--Slim fit design of speaker
--Input voltage: AC 110-240V
--Streamline design: The main unit has aluminum alloy shell, and the extension has built-in speaker.This system has simple connection for DIY operation.
--High quality: This system has top-quality speaker and high-sensitive microphone. Especial the metal tube microphone is deal for the counter and the dual-way inter-communication.
--Good performance: The voice from this system is clear,and natural. There is a switch only for the volume control.
--Advance technique: For this system,we adopter the advanced microcomputer from U.S.A.
--Definite instruction: The indicating lamp shows the track's working status.
--Simple operation I: Easy for dual-way intercommunication without pressing button.
--Simple operation II: This system haw two knobs to adjust the inside and outside volume. When the indicating lamp for audio turns green,the intercommunication could begin.
--Simple operation III: You could record the voice through record jack.
--Best Choice: It suitable for the Bank, Securities Company , Hospital, Station where the security glazing is installed.
Specification:
--Working voltage:DC9V/0.5A
--Input voltage:AC 110-240V
--Main sound (sub sound):2W, 100Hz-15KHz
--Inside microphone:-48db 20Hz-20KHz
--Outside microphone:-48db 20Hz-16KHz
--Cable Length:1.6m/5.25ft
--Main box size:158x87x46(335)mm / 6.2"x3.4"x1.8"(13.2")
--Sub-box size:91x77x23mm / 3.6"x3"x0.9"
Package included:
1 x Dual-way counter interphone
1 x External speaker
1 x Charger
1 x English User Manual