Sell [TOP] Retevis RT-9908 Dual Way Window Intercom System Bank Counter Interphone Zero-touch For Business Store Bank Station Ticket Window best price

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