GREENTEL FR50 is a Fixed GSM and PSTN Router.
FR50 is the most economical way to route your STD / Mobile / Long distance calls
through the GSM mobile network or the normal PSTN telephone line, reducing your communication cost.
Applications such as HOME, OFFICE and Small & Medium Enterprise.

Features:
Tri-band 900/1800/1900 MHz or Quad-band with 850 MHz optional
Good voice quality with echo cancellation
FSK/DTMF Caller ID
Auto Call routing between PSTN & GSM lines
Least Cost Routing function (LCR)
Call forwarding between PSTN line and GSM line
Remote programming
GSM line supports area code or IP number dialing
48V line voltage
Compatible with PABX, PCO billing machines and Payphones
1xRJ11 for analog phone, 1xRJ11 for PSTN line
LED indicators for power, status and signal
Long-distance monitor function
PSTN line error alarm reminder
Outgoing calls limiting feature
Easy update with the update port
Lock network, Lock cell, Lock SIM
Build in rechargeable battery back up
GPRS data optional
Provide reversal polarity signal

Technical specification:
Dimension (H x W x D): 210 x 163 x 61mm
Weight: 1Kg
Power adapter input: 100 to 240 VAC, 50 to 60 Hz
Power adapter output: 7.5 VDC, 1000 Ma
Power plug: EU/US/AU/UK
Battery capacity: 3 hours talk time and 48 hours standby time
Antenna plug: SMA
Operating temperature: 0C to +60C
Operating humidity: 10% to 95%
SIM-card: Standard SIM