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Selling analog GSM gateways at 119.00 USD. Polarity reverse
for "call answer" and "call end". Compatible with all Digium/Asterisk analog FXO
cards. Suitable for low-traffic call termination, inbound calls from cellular
network or for phone bill optimization applications.
Main Functions
- Provide Accurate Anti-Polarity Signal
- Incoming Calls Display - Add Prefixal Code Automatically - Locking Wireless Terminal, Locking SIM Card, Locking Service Provider and Locking Districts - Network Management - Parameter Management - Telephone Numbers' Code Management - Fast Transmit Telephone Numbers - Resume Parameters - Set up or Cancel Call Diverting - Adjusting The Volume Of Voice Technical Specifications
- Environmental Temperature: -10ºC to +40ºC
- Relative Humidity: 10% to 95% - Air Pressure: 86Kpa to 106Kpa - Environmental Noise: =60dB(A) - Working Frequency: Automatically switch between GSM 900MHz and GSM 1800MHz - Frequency Stability: Better Then 2.5 PPM - Signal Sensitivity: -103 dBM - Transmit Power: < 2W - Power Supply: AC 220V ± 15V |
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