... 3.7V,3200mAH)Stand-by time: 250 hoursTouch panel: 2.8-inch QVGA transmissive colorInput method: handwrite, keyboardCamera: 0 ... .3 mega pixels, 2.0 mega pixelsDevelopment environment: JavaOperating environments: -20 -- 50Storage environments: ... , Personalized keys, Mobile phone, Camera, Support GPRS, HF RFID read-write, GPS antenna Handheld ...