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13. Technical details
Standard
1.9GHz(Digital Enhanced Cordless Telecommunications)
Frequency
1
.
920~1
.
930 GHz
Channel Bandwidth
1.28MHz
Modulation type
GFSK
CID / CIDCW type
FSK CID type 1/2
+ DTMF
Dialing mode
Tone (DTMF) / Pulse
Transmission speed
1.152 Mbps (Baud rate)
Duplexing
Time Division Duplex (TDD)
Speech encoding
ADPCM / 32kbit/s
RF Accessing
Time Division Multiple Access (TDMA)
RF Channel
5 channel
Coverage range
50m
indoor; 300m
open space
Base Power Supply
AC/DC adaptor:
Input
100-240Vac;
Output
7.5Vdc 300mA
Handset Power Supply
Ni-MH Rechargeable battery: 2.4V/ 600mAh
Charge Time initially 12 hours
Operation time
.
Normal condition of use 0
O
C to 40 C
Storage Temperature -20
to 60
100 hours in standby;
10 hours in talk
40
O
O
C
O
C