Guangdong Global Telecommunication Technology Co., Ltd

China Manufacturer with main products: Media Converter, Interface Converter, ADD/DROP Multi service modular PDH & SDH, MSAP, PCM, PON passive relative product, SDH MSP, SWITCH

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2G/3G Wireless Data Transfer Unit

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Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Specifications

Global Tech GT-DTU Series DTU(Data Transfer Unit) is Low power consumption, Wide temperature,industrial wireless data transmission equipment; it provides users with transparent TCP remote wireless data transmission or transparent UDP wireless remote data transmission through 2G/3G network. The equipment adopts high-powered X86 processor and embedded with real-time operating system as software support platform. Large memory, built-in TCP / IP protocol stack with Intellectual property rights, supports auto-dial, the transparent data transmission, routing, remote wake-up functions for users to quickly and efficiently build a wireless DDN network system to provide improved data transmission capabilities.
Spec
● Support GPRS/CDMA/EDGE/WCDMA/TD-SCDMA/EVDO-3G network
● Industrial CPU: X86 industrial high-performance embedded processing,  high-speed instruction cache, enhanced instruction processing speed.
● Industrial wireless module: using industrial wireless module, the interference is strong, and transmission is stable.
● Real-time operating system: using Real-time operating system with memory management unit, real-time, upgrades fast, stable system with improved TCP/IP protocol stack.
● TCP transparent data transmission and UDP transparent data transmission; support multiple operating modes
● Support virtual private network (APN / VPDN)
● Support Dual data center backup and multi data center (8) to accept data, maximum delivery centers up to 256.
●  Intelligent anti-dropped, support online testing, online maintenance, automatic redial, and router is always on-line
●  Remote wake-up: Support SMS, voice, data and other wake-up and auto-connection while disconnect
● Support fixed IP communications; support DDNS dynamic domain communication mode
● I / O control and alarm port: Support 6-channel alarm input, support 6-channel output control
● Support SMS remote configuration, remote control; Support short message alarm
● Report of data packet transmission status
● Support RSA, RC4 encryption algorithm
● Standard AT command interface
● Supports telnet functions
● The unit can be used as an ordinary dial-up MODEM
● Supports serial software upgrade
● Support LINUX, UNIX and WINDOWS operating systems
Technical parameter
● WCDMA terminals:
■   Rate: Downlink 7.2Mbps uplink 5.76Mbps
■   Band: GSM 850/900/1800/1900MHz four frequency
■   UMTS / HSPA 850/900/1900/2100MHz Quad Band

● EVDO terminal:
■   Rate: Downlink 3.1Mbps, uplink 1.8Mbps
■   Band: 450/800/1900MHz

●  TD-SCDMA terminal:
■   Rate: Downlink 2.8Mbps uplink 384Kbps
■   Band: A band (1880 ~ 1920MHz) B-band (2010 ~ 2025MHz)

● GPRS terminal:
■ Rate: Theoretical bandwidth: 171.2Kb / s; actual bandwidth: 100Kbits> X> 20Kbits / s
■ Band: Support EGSM900/GSM1800MHz dual-band, quad-band GSM800/900/1800/1900MHz optional
■ Support GSM phase 2 / 2 +
■ Supports GPRS multi-slot class 10, class 12 optional

●  CDMA terminal:
■ Rate: Theoretical bandwidth: 307.2Kb/s ; actual bandwidth: 160Kbits>X>60Kbits/s
■ Band: Support  IS-95 A/B and CDMA2000 1xRTT,
■ Support  800MHz single-band;
                  450MHz or 800/1900MHz optional

● Data Interface
■ 1 RS485 interface or 1 RS232 serial port (support RS422/TTL)
■ Data bit: 7,8 bit
■ Stop bits: 1, 2-bit
■ Parity: no parity, odd parity, even parity, SPACE and MARK parity
■ Serial speed: 110bps ~ 230400bps
■ Flow Control: None flow control, RTS / CTS hardware flow control or XON / XOFF software flow control

● Antenna Interface
■ Standard SMA female interface, 50 ohm;
■ optional 3M/5M/10M/15M antenna extension cable, meet the different needs of customers

● UIM interface
■ 1.8V/3V/5V standard putter user card interface, built-in 15KV ESD protection

● Voice Interface
■ Standard headset interface (requires software)

● Power Interface
■ rd 3-pin power jack 
■ rd power supply : DC9V/1.5A
● Operation Environment:
■ Physical Dimension: 92x62x22 mm (not including the antenna and the fixed parts)
■ Working Temperature: -25oC ~+65oC
■ Extended Working Temperature: -35 oC~+75oC
■ Storage Temperature: -40~+80oC
■ Relative Humidity: 95%(No condensation)

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