Product Name: 16 Multi SIM Bulk SMS GSM Modem Apply to Shopping Malls Supermarkets Wholesalers Model NO.: GMP16*8 Transmission Mode: SMS Modem Application: Industrial, Enterprise, Household Transmission Rate: 128Kbps Interface Type: RS-232 Transmission Channel: Wireless Modem Working Frequency: 850/900/1800/1900MHz Module Inside: Quectel M35 PC System: Windows XP, Windows7, Linux, UNIX OS etc Trademark: Etross or OEM Brand Transport Package: 1 Units/ Box Specification: CE Origin: China(Mainland) HS Code: 851792 Product Description GSM Modem Pool 16 Ports 16 SIMS 128 SIMs with Rotation SIM card, SMS gatewayDescription:GSM Modem Pool 16 Ports 128Sims , Model no.: GMP16*8(it has 16 ports, each ports has 8 SIM card slot,totally 16 ports 128SIMs, USB type)is a newly developed GSM/GPRS Modem pool solutionwhich canautomatically realize SIM rotationwhen do SMS sending, it can effectivelylower the SIM blockby carriers. And improve the SMS sending efficiency.Can preset the SIM rotation rule through hyper terminal of PC by AT command, then the device will automatically doSIM rotation according to the rule.GSM Modem Pool 8ports 8Sims, 16ports 16Sims,16ports 128Sims AvailableSpecifications:1, GSM Modem Pool 16 ports 128 SIMs slot;2, GSM 900/1800/850/1900Mhz Quad band3, Automatically SIM rotation;4, IMEI Changeable through Hyper terminal of PC;5, USB Type6, AT CommandMain Features:1,Can Support 16 channels simultaneously;2,Can insert 128 SIM cards(each port 8SIM cards)3,Connect with the Computer throughUSB line for USB type.4,Each channel with separate power switch,5,Each channel can be demolished separately.6,Comply with GSM Phase 2 standard.7,USB Interface8,Can send and receive SMS in bulk9, Industrial Chassis, Elegant Appearance design.10, support Windows XP, Windows7, Linux, Unix OS etc.Basic Features:1,Asynchronous, transparent or non-transparent, to a maximum 14400 bits/s,2,Buadrate: 115200 bits/s3,Automatic baud rate: from 2400 to 19200 bits/s4,GPRS compatible5,SMA antenna interface6,SIM card Outlet7,built-in Adapter: 12V 3A8, RS-232 PCI card supported / USB ports support9, AT command control ( GSM 07.07 and 07.05)Hardware Features:Meet the ETSI GSM 2 + standardsClass 4 ( 2W @ 900 MHz) Class 5 ( 1W@1800 MHz)Operating Temperature: -20 ° C - + 55 ° CStorage temperature: -25 ° C - + 70 ° CDevice Size: standard GSM Modem Pool chassisWeight: 5Kg per unitApplication:Large shopping malls, supermarketsProfessional market, large wholesalersLarge hotels, large-scale entertainmentLarge agenciesTransport, logistics industryLarge enterprises, and institutionsLarge hospitals, large bookstoreNewspaper, television and radio stationsOil Company ( other chain business company)Government agencies or large townshipPackage:Gift box dimension: L450x W350x H120mmG. W: 5kg