Description: G100PT is a FWT (Fixed Wireless Terminal) designed to provide better wireless connectivity between POTS (plain old telephone set) and existing 900M/1800MHz GSM network with high sensitivity to receive signal and large transmitting power to expand extensively the effective coverage of GSM service. It can be used not only in networks where wired line telephones are difficult to deploy, but also in urban areas where operators are interested in offering new services to customers in order to increase market penetration. Main features: 1. Simple to install / easy to maintain 2. Easy access to GSM networks 3. PSTN line supported(Optional) 4. PSTN and GSM routing auto switching 5. Provide optimized circuit directly connecting PABX for extensions 6. Provide polarity reversal signal for public call metering 6. Strong signal by using high gain antenna 7. No noise, Echo cancelled circuit 8. Suit all kinds of weather & environment 9. Free voltage power supply available 10. Transmit range up to 20km in plain by outdoor antenna