I360 Mobile Phone Maintenance Manual v0.1
1. Specifications
Table 1.
Radio Frequency
Radio Frequency (900MHz)
Frequency range
Transmit: 880-915MHz
；
Reception:
925-960MHz
Bandwidth per channel
200 kHz
Number of channels
174 channels x8 (TDMA)
Carrier modulation
GMSK (Gaussian Minimum Shift Keying)
Duplex bandwidth
45 MHz
Frequency stability
±
0.1 ppm
Output power
33
±
2dBm - 5
±
5dBm
Reception sensitivity
-104 dBm
Radio Frequency (1,800MHz)
Frequency range
Transmit: 1710-1785 MHz
；
Reception:
1805-1880 MHz
Bandwidth/channel 200
kHz
Number of channels
374 x 8 (TDMA)
Carrier modulation
GMSK (Gaussian Minimum Shift Keying)
Duplex bandwidth
95 MHz
Frequency stability
±
0.1 ppm
Output power
30
±
2dBm -
0
±
5dBm
Reception sensitivity
-105 dBm
Ambient temperature
-10 -- +55
℃
GPRS feature
GPRS CLASS 8
Table 2.
Operation voltage
Operation voltage
Li-polymer battery
DC 3.4-4.2 V
Table 3. Power consumption
Power consumption
Average operation current
< 250 mA
Standby current
< 9 mA
Talk time
*
90--150min (When using 680
m
A
H
lithium
LENOVO Lenovo Mobile Telecommunications Co., Ltd.
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