... -External antenna,to 7m -2G/3G,BarCord, GPS handheld smart card reader Introduction & feature:Completely self-owned brand. Independent R&D ... -sensible code,etc1D:Code128.EAN-13,EAN-8,Code39,UPC-A,UPC-E,Codaba,China post 25,interteaved 2 of 5 ... .0,RS232,RJ45adaptorExtend port:1pcs SD/MMC card slot,1pcs SIM card slot,1pcs PSAM card slotBattery parameterCapacity:7.4V 3500mAh li-polymer ...