Entel HT844 User Manual page 23

Technical Specifications
GENERAL
Frequency Range
Channels
Channel Spacing
Communication Method
Antenna
Antenna Impedance
Battery Type
Power Supply Voltage
Battery Life
Duty Cycle
Microphone
Operating Temperature
Size
Weight
156 - 163.275MHz
INT, USA, CAN and Private channels.
25 kHz
Simplex / Semi Duplex
High Efficiency Helical
50 ohm
1800 mAh Li-Ion battery pack
7.4 V DC
19 hours.
Transmit: 5%, Receive: 5%, Standby: 90%
Internal condenser microphone
-20°C to +55°C
Height = 130mm (145mm including knobs);
Width = 59.5mm (62mm including protrusions);
Diameter = 37mm (41mm including battery protrusions)
277g with battery and aerial
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