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1000 User Smart PABX Desktop Digital Wireless Intercom systems

ISM1600H4/A

Product Details

Experience seamless communication with our cutting-edge ISM Band 900MHz Wireless Intercom System, designed to operate in the world open band. This innovative system offers unparalleled functionality, eliminating the need for SIM cards, subscriptions, rentals, mobile towers, PBX boxes, routers, or central exchanges. It works as an independent network that is expandable up to 1,000 devices and integrates effortlessly with our ISM1600H3 Mobile Wireless Intercom Model.

900Mhz ISM Band Wireless Intercom up to 1000 Stations
Compatible with our 900Mhz mobile model
No PBX Box. No Central Exchange. No Mobile tower required
No SIM Card. No Subscription. No Rental
Long Range 300m / 1Km (LOS)
4Km with YAGI Antenna (LOS)
Encrypted Adaptive Frequency Hopping Technology
Super Anti-Jamming Capability
Full Duplex communication
Key Tone, Dial Tone, Ring Back Tone facility for easy use
Loud and selectable Ring Tone
Broadcasting facility
World wide universal mini USB adapter usable
Paging facility for direct announcement
Light weight
1.5W Audio out for external speaker application
High Quality Electronic Circuit
3.7V / 1000mAh Battery
Door Phone model also Available
One Year Warranty

ISM1600H4 | Range 70~400m


Within INDIA Price for each phone

₹3,850/-



Outside India for each phone

72 USD

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This model don't have any External Antenna (It will also work as Master Phone in Master and Slave Intercom System)

ISM900 Slave Phone | Range 70~400m


Within INDIA Price for each phone

₹2,500/-



Outside India for each phone

40 USD

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It is Slave Phone in Master and Slave Intercom System. Slave to Master (ISM1600H4) and Master to Slave communication Possible, But Slave to Slave communication Not possible.

ISM1600H4A | Range 200~1000m


Within INDIA Price for each phone

₹4,999/-



Outside India for each phone

90 USD

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The external Antenna must fix out side of building or windows and closer side to other phone antenna. Antenna have magnetic base so that you can stick it on any iron material. You can also use this model as Lift / Elevator Intercom (It will also work as Master Phone in Master and Slave Intercom System).
Please look Installation diagram of Lift/Elevator Intercom

Technical Information

World Open Band ISM 900Mhz  |   Regulation Compliance : FCC Part 15, Part 68  |   Number of channels: 100 and 2 slot per duplex Channels  |   Frequency range: 902Mhz to 928 MHz  |   Duplex procedure: Shock Burst TDMA  |   Channel spacing: 250kHz  |   Bit rate: 250 kbit/s  |   Modulation: Encrypted GMSK  |   Frequency Hopping 100/Sec  |   RF Transmission Power: Approx. 50mW ~ 1000mW (Automatic)  |   Voice coding: Own CODEC Shock Burst ADC 8 kbit/s  |   Operating range up to 1000m (LOS)  |   Power Supply: 90V ~250V adaptor  |   Battery 3.7V 1000mAh Li-Poly, 3 days Standby and 10 hours Talk time  |   Dimension 105 x 45 x 15 mm, Weight: 60gm  |   Operating Temperature : -20 ~ 70°C  |   Humidity : 20 ~ 75%  |  

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We also offer customized long range wireless data transmitter / receiver hardware and software for monitoring controlling equipments

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