Nokia 7250i - Manual (Page 179)

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12 Technical information
Feature Specification
Dimensions Width 1.73 in (44 mm)
Height 4.13 in (105 mm)
Depth 0.75 in (19 mm)
Weight 3.24 oz (92 gm)
with BLD-3 Li-Ion Battery
Wireless networks GSM 900, 1800, and 1900 networks
Size (volume) 4.45 cu in (73 cu cm)
Frequency range (Tx)
GSM 900: 880–915 MHz
GSM 1800: 1710–1785 MHz
GSM 1900: 1850–1910 MHz
Frequency range (Rx)
GSM 900: 925–960 MHz
GSM 1800: 1805–1865 MHz
GSM 1900: 1930–1990 MHz
Tx output power 2 W (max)
Battery voltage 3.7 Vdc
Number of channels 299