High-fidelity, pure metal window two-way interphone

KNDJ-01

Product Introduction:

KNDJ-01 is an electronic intercom system which can keep high-fidelity in any window to chat. It adopts United States’ most advanced chips with unique design and the stringent quality management. It reaches the highest standard performance in sound quality, volume, anti-jamming, anti-whistle… It is widely used in bank, hospital, station and so on..

Product Features:

1. Streamlined external extension with circular design, compact size, beautiful and elegant. Internal and external connections using a four-core, high-strength pull-resistant, fully shielded foil line, stronger anti-interference, coupled with the installation of stainless steel which retain more appropriate.

2. Pure metal host with high-quality speakers and long metal hose microphone (37cm), more convenient to process two-way intercom freely. (Optional aluminum vice machine available)

3. The volume of inner and outer can be individually adjustable with unique dynamic sound indicator.

4. Microcomputer processing circuit with mute function can deal with whistler, echo.

5. Recording jack can output both inside sand outside voice signals (assist the bank teller system for recording)

6. Can be used in those places such as bank, post offices, railway stations, insurance companies, hospitals and other places.

Installation:

1. The host is installed in the workplace while the extension out of the workplace. Input the attachment plug of extension into cable jack where the extension connects to the host.

2.Connect the transformer to the 220V electric power. DC12V plug into the power of the host.

3.Switch on the power of host, power indicating red light, said power supply is working correctly.

4.The inside and outside volume knob can separately adjust the volume.

Basic Configurations:

1. a main speaker (inside)

2. an assist speaker(outside),

3. a transformer [DC 9V] only

4. an instruction book and a fixture

5. Package (20 tables per lot)

Technical parameters:

Operating voltage: DC9V output power: 2.3W+0.5W 100Hz-15KHz

Maximum operating current: 300mA

Microphone:-42db±0.5db 20Hz-16kHz

Host Dimension: 15cm*10cm*10cm

extension dimension: 7cm*1.9cm