TCU-100 / 200 GSM FWT

Brief
FCU Series (Fixed Cellular Unit) adopts high quality dual band GSM or GPRS technology to provide voice and data service in a wide variety of industries. 
Feature 
TCU-100 integrates GSM dual-band module, data rate up to 9.6Kbps
TCU-200 integrates GPRS dual-band module, data rate up to 85.6Kbps for downstream and up to 21.4Kbps for upstream RJ-11 jack for telephone line
TCB-100/200 is an optional accessory, which adds GSM/GPRS access to TTIC's payphone series
DB9 connector for RS232 Interface(option)
Authentication of payphone system for SAC
Battery backup (5 hours stand-by, 2 hours talk time)