5. TECHNICAL FEATURES1.1 TECHNICAL DATAPHYSICAL CHARACTERISTICSDIMENSIONS (LXWXH) 157 x 81x 42 mm (6.18 x 3.18 x 1.65 in)WEIGHT(DEPENDING ON MODEL)415 to 440 g (14.6 to 15.5 oz) depending on model (incl.battery)AUDIO LoudspeakerHeadsetLEDS Six LEDs Decoding Status/ Keyboard Status/ Charging StatusDISPLAYReflective TFT daylight readable color display, allowing bothresolution 320 x 240 pixels and 640 x 480, 89 mm (3.5 in)diagonal, 65K color, backlight, touch screenKEYBOARD 27-key Numeric or 46-key QWERTY backlit keyboardstandard. Side scan keys, push to talk and volume settingOPERATING TEMPERATURE* -10º +50ºC (14º to 122ºF)STORAGE TEMPERATURE -20º +70ºC (-4º to 158ºF)HUMIDITY** 95% non condensing for temperatures < 40 °CDROP RESISTANCE*** Withstands 18 drops from 1.5 m (5 ft) onto concreteENVIROMENTAL SEALING IP64 standard for water and dust resistanceESD PROTECTION 4 KV contact discharge, 8 KV air discharge* Std batteries must be charged at a temperature ranging from 0° to +40 °C.High batteries must be charged at a temperature ranging from 0° to +35 °CFor the GSM models the maximum recommended temperature is +35°C. At higher values the charging mayslow down.Close to the limits of the working temperature, some display and/or battery performance degradation mayoccur.When the battery is exhausted, the GSM turns off and it is not working until the battery is charged or changed.** Multiple rapid humidity and/or temperature variations may cause condensing.*** Multiple drops can permanently damage the device.