... CPU: ARM9TDMI and powerful Linux OS K370 GPRS handheld pos terminal specifications 1. K370 is handheld pos with dual CPU: ... 1 12PIN multi-function portinclude 1 USB HOST,1 USB DEVICE,2 RS232 portMagnetic Stripe ReaderTrack 1/2/3, bi-directional ... Input through the PINYIN and area code.UpdateRs232 from Pc, terminal to terminal, remote download, USB download, U disk downloadAdditional(optional)Finger ...