4.3'',480 x 272flash RAM(MB):128MBDRAM (MB): 64MB 32 bits RISC Cortex-A8 600MHzUSB Host: N/AUSB Client: USB 2.0X1(Micro USB)Ethernet: N/ACOM1: RS232/ RS485 2W/4W COM3: RS485 2WW x H x D: 128 x 102x 32mmNet weight: 0.25kg