... , RS232Physical characteristicsScreen: 3.2" QVGA backlight TFT-LCD, 65 K colors. 240 x 320 (QVGA size), LED backlight Touch panel: Glass ... distance: 3.15 in (8 cm) HDX Read/write distance: 6.3 in (16 cm)Wireless LANWiFi: muRata IEEE802.11 b ... strap, Carrying case, AC adapter, SDKOptional Accessories 1. Bluetooth Thermal Printer 2. Cradle (Docking station) Product Certificates:CE, CCC, SGS, NCTC ...