Operation Manual

8
45
TECHNICAL DETAILS
Standard Digital Enhanced Cordless Telecommunications
(DECT)
Frequency range 1.88 to 1.9 GHz (band width = 20 MHz)
Channel band width 1.728 MHz
Modulation GFSK
Speech coding Adaptive Differential Pulse Code Modulation
(ASPCM)
At 32 kbit/s
Communication range Up to 300m in open space
Up to 50m in building
Base power supply 220V / 50H for the base
Handset power supply 2 rechargeable batteries AAA, NiCd 600mAh
Handset battery charging time 6 - 8 hours
Operating time Standby: 150 hours
Talking : 10 hours (speakerphone off)
Handsfree about 1 hour
Operating temperature -10
C to 45 C
Storage temperature -20
C to 60 C
RF transmission range of Maximum 30 meters
Remote Sensor
Hearphone impedance (Optional) >1Kohm
Power of Sensor UM-4 or AAA1.5V batteries
(rechargeable batteries are not recommended
for this Sensor)
~
~
~
~