GGW-SERIES
Ring signal/polarity reversal. Working status indicator/signal strength indicator. Caller-ID Display/DTMF dialing. RJ-11 socket to connect with the billing system for metering.
Features
Ring signal/polarity reversal.- Working status indicator/signal strength indicator.
- Caller-ID Display/DTMF dialing.
- RJ-11 socket to connect with the billing system for metering.
- 4 channel /8 channel/GSM gateway.
- SIM card supported(1.8V, 3V).>
- Antenna socket(SMA).
- Easy connection with an ordinary telephone set, call back system.
Technical Specification
| Parameter | Description |
| Phone interface | RJ-11 port |
| Antenna interface | Antenna ampli?cation >1.5dB |
| Transmitting power | <3W |
| GSM frequency | Quad Band GSM (850/900/1800/1900MHz) |
| Input voltage range | AC-175V~240V |
| Power consumption | 12W maximum |
| Operating temperature | 0°C to 65°C(32°F to 104°F) |
| Working humidity | 30%~90% |
| Antenna gain | 3.5dB (All Directional) 12 dB(certain/selection) |
| Dialing tone frequency | 450Hz |
| Warranty | One year |