T e c h n i c a l I n f o r m a t i o n1068. Technical InformationWeight 90 grams (3.2 ounces) incl. BL-5B batteryBattery 760 mAh Li-Ion BatteryNetworks Wireless networks GSM 900,1800 and 1900Size Volume: 4.6 cubic inches (76 ccm)Length: 4.6 in (106 mm)Width: 1.7 in (44 mm)Thickness: 0.8 in (20 mm)Frequency range (Rx) GSM 900: 925 - 960 MHzGSM1800: 1805 - 1865 MHzGSM1900: 1930 - 1990 MHzFrequency range (Tx) GSM 900: 880 - 915 MHzGSM 1800: 1710 - 1785 MHzGSM1900: 1850 - 1910 MHzTx output power 2 W (max)Battery voltage 3.7 V DCNumber of channels 299Memory size 16 MB flash memory3 MB RAMOperating temperature 59 °F to 77 °F(15 °C to 25 °C)