... which accept ainternet order 3. GPRS communication mode Customized Portable Wireless GPRS SMS Printers Hardware Instruction Pull to open the cover ... , I, 45 key:j, k, l, J, K, L, 56 key:m, n, o, M, N, O, 67 key:p, q, r, s, P ... , Q, R, S, 78 key:t, u, v, T, U ... last order automatically.Paper Out!!!Press Print Key Customized Portable Wireless GPRS SMS Printers