Key Feature:
Just like 8 single-channel equipments work at the same time
can insert 8 SIM cards(big or small)
connection with the computer through a data line can be integrated with Serial 8
Each channel with separate power switch
Each individual module can be demolished
industrial chassis, elegant shell
GSM frequency: 850/900/1800/1900MHZ
8 x SIM card(big/small) slots
Wireless access to internet
Comply with GSM phase2 standard
Dual-band/Quad-band(optional)
RS-232/USB interface(optional)
64 SIM Card supported (Big/Small)
Optional MMS,data,voice function
Can send and receive English SMS in bulk

Basic Feature:
Asynchronous, transparent or non-transparent, to a maximum 14400 bits / s
Baud Rate : 300-115200 bits / s
Automatic baud rate: from 2400 to 19200 bits / s
Fax support three
Switched voice and fax
V.42, V.42bis
GPRS compatible
WAP compatible
SMA Antenna Interface
SIM Card Outlet
Power connector
RS-232, the Mini-DB-9 connector
AT command control ( GSM 07.07 and 07.05)

Application:
Large shopping malls, supermarkets
Professional market, large wholesalers
Large hotels, large-scale entertainment
Large agencies
Transport, logistics industry
Large enterprises, and institutions
Large hospitals, large bookstore
Newspaper, television and radio stations
Oil Company ( other chain business model)
Government agencies or large township

Hardware Feature:
Support dual-band GSM: 900/1800 MHz or quad-band GSM:850/900/1800/1900MHz
Meet the ETSI GSM 2 + standards
Class 4 ( 2W @ 900 MHz) Class 5 ( 1W @ 1800 MHz)
5 -24 VDC power supply (which can be directly connected to the nickel- metal hydride or lithium batteries)
Operating Temperature: -20 ° C - + 55 ° C
Storage temperature: -25 ° C - + 70 ° C
Size: standard 1U chassis