USR-GPRS-MODEM
user manual
www.tcp232.net
Jinan USR IOT Technology Co., Ltd
Page 2 / 12
1. Product introduction:
USR-GPRS-MODEM built-in four frequency GSM/GPRS industrial-strength module, provide standard
RS232 interface, can be directly connected to equipment. Through the terminal based on global GSM network
access to equipment, wireless access to Internet, so realize data transparent transmission.
When used for GSM SMS sending, the equipment can integrate with all kinds of OA system. When used
to send notices and fault alarm messages, we can provides direct available SMS sending software and
secondary development controls.
When used for GPRS data transmission, this device is the value-added solutions M2M application. Apply
to vehicle, industrial-strength PDA, personal tracking, wireless POS, intelligent metering, weather, digital
medical treatment, telemetry, military, space exploration, agriculture, forestry, water, coal mine,
petrochemical and other fields, to provide perfect GSM/GPRS SMS, data transmission service.
1.1 Characteristics
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Using the high performance four frequency industrial-strength wireless module
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Embedded reliable TCP/IP network protocol
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Stable usb flash disk protection mechanism
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General RS232 interface
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Support 3v, 1v8 SIM card
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Can realize messaging and CSD services
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EMF-RFI and good shell packaging
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Use simple AT command interface
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Core module through CE and FCC certification
