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
  • GPRS - Copy Ring signal/polarity reversal.
  • GPRS - Copy Working status indicator/signal strength indicator.
  • GPRS - Copy Caller-ID Display/DTMF dialing.
  • GPRS - Copy RJ-11 socket to connect with the billing system for metering.
  • GPRS - Copy 4 channel /8 channel/GSM gateway.
  • GPRS - Copy SIM card supported(1.8V, 3V).>
  • GPRS - Copy Antenna socket(SMA).
  • GPRS - Copy 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