Koontech Wireless telephone tower KNEM-21 GSM
USD $100 - $200 /Piece
Min.Order:1 Piece
Koon Technology (Shenzhen) Ltd.
Specifications
1. Network Interface: GSM Frequency :850/900/1800/1900MHZ
2. Ringing: Through internal Speaker/ringer
3. Power Supply: Re-chargeable Battery powered: 9V/14Ah, Solar back-up: 12V/30W
4. Time out: selectable 0-20 minutes
5. Temperature: -20℃~ +60℃emp
6. Relative Humidity: up to 90%
7. Built-in battery Standby: 21days
8. Built-in battery talking time: 21 hours
1. Matell body, solid and temperature bearable
2. Handset free, loudspeaker,
3. Heavy duty Vandal resistant buttons.
4. With or without keypad optional
5. Lightning protection standard to ITU-T K21
6. Waterproof grade about IP55
7. Body with grounding connection protection
8. Support hotline call, self stop if the other side hang up.
9. Built-in loud speaker, noise canceling microphone
10. Lighting will flash when there is a incoming call
11. AC 110v/220v powered or built-in rechargeable battery with solar powered panel optional
12. The design is super thin and smart. Embed style and hanging style can be chosen.
13. Time out function optional
14. Colours: RED + Stainless steel , If the qty over 100pcs can be To customer
Aluminum alloy die - cast body
PCB Board
Handset & hook
Telephone line
As Public telephone for indoor or outdoor, elevator phone, Taxi or bus stands or station, Highway call box. Railway, metro, ATM machines side, Tunnel, Port, Dock, Mines, Generation facilities….
A good ideal telephone for use in wet or corrosive atmospheres
* Inquiry and consulting support.
* Sample testing support.
* View our Factory.
* Guide how to instal the device, guide how to use the device.
* Engineers available to service machinery overseas.
99.8% Response Rate
98.8% Response Rate
97.8% Response Rate
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