Detailed Product Description Model: watch mobile phones M810 Specifications Frequency Tri-band 900 / 1800 / 1900 MHz Display 1.3" LCD ... -120 minutes Standby time 140-200 hours, Dimensions 61 * 40 * 16 mm Weight 85 gr Color Black Miscellaneous Handsfree, ... Voice recorder, Handwritten input, Bluetooth, MMS, tri-band watch phone, vibrating when calls coming, camera, memory ...