Two Way Window Intercom System Clear and Natural Voice Speaker Bank Window Intercom for Glass Window Microphone for Business Bank Office Hospital Black

You can use the conversation between the inside and outside of the window for the customers' evaluation of the salespersons, and for the supervisor's evaluation of each windows. 1. Usage: the bank staff use the master station to talk with guests. and the guests use the substation can talk with bank staff as well. 2. Installation: the master station is installed in the working place and the sub station out of the working room. Just one wire connection between the master station and substation. 3. Applicaton: bank, restaurant ,stock office, hospital, post office, Box office, Ferr charge station Where guard glass again theft is installed Product function 1. Two-way voice intercom communications technology, automatic identification of processing speech signals during a call, does not require any action; 2. Auto dual-way intercommunication without pressing any button; Anti-interference and noise-free function 3. Dual-way audio record output; Dedicated anti-side tone processing chip with aoto-mute function 4. Has special side tone processing chip and the movement noise function can effectively improve the noise 5. The voice from this system is clear and natural; Has top-quality speaker and high- sensitive microphone. Especially the metal tube microphone is deal for the counter and the dual-way intercommunication 6. material : plastic Specification : working voltage: DC12V/0.5A input voltage: AC 110-240V work power : 2W,100Hz-15Khz Inside microphone : -48db 20Hz-20Khz Outside mirophone: -48db 20Hz-16Khz cable length : 1.8M Main base Dimension:108*94*43mm Substation dimension: 68*20mm Packaging List: 1 x Dual-way counter interphone 1 x External speaker 1 x Charger 4 x Adhesive 1 x English User Manual