RS232 Modem / GPRS-Modem

RS232 MODEM Product Performance Double frequency GSM/GPRS modem Its design and the development conforms to ETSI GSM the Phase2+ standard Output Power Class 4 2W @ 900MHz Class 1 1W @ 1800MHz Input voltage5V-24VDC Input current1A-2A 5mA readiness for action, 140mA in GSM 900MHz 12V telephone conversation condition 5mA readiness for action, 100mA in GSM 1800/1900MHz 12V telephone conversation condition Temperature range -20 -+55 active status -25 -+70 preserved condition Product size95*54*25mm Product weight130g Voice,data/facsimile,GPRS,SMS service Voice function -Call -Urgent telephone -The pronunciation arranges the decoding: Full speed rate, strengthens full speed rate and the half speed rate -Double sound multi- frequencies function (DTMF) Data/facsimile function -The non- synchronous data circuit cds, is transparent and opaque data most Gao Keda sign 14,400 bits/s -Class Three automatic facsimile machine (Class1 and Class2) GPRS data characteristic -GPRS Class2(Class10) Code: CS1 to CS4 SMS service function -Writing and PDU -Point-to-point (MT/MO) -Plot broadcast Attachment service function Call forwarding The call limits Multi-party mpty The call waited for and calls maintains Comes the electricity demonstration The speech spends the prompt USSD Demonstration call forwarding Other functions Telephone directory management Fixed digit dialing The SIM card multiplication serves Class2 The SIM card, the network and the service supplier lock the card function Real-time clock Alarm clock management The Xmodem agreement makes the software promotion Connection RS232 connection -Orders with AT to make the remote control (GSM07.07 and 07.05) -Establishes contacts the baud rate by 300 to 1.15,2 million bits/s -Automatic baud rate (300 to 38,400 bits/s) SMA antenna connection Slides into the type SIM card memory Detailed list Antenna Power source adapter The data and pronunciation ties (may choose part)