Annex
287
Aastra 470 ab R3.0
syd-0337/1.5 – R3.0 – 05.2013
Technical data
Tab. 135 Aastra DECT Radio units
7. 4 Operation of digital system phones
7. 4. 1 Digit key assignment of system phones
Digit key assignment depends on the system phones series and the language set 
for the communication server.
The following Latin script assignment for the digit keys applies to the system 
phones / Aastra 5360/5360ip, Aastra 5361/5361ip, Aastra 5370/5370ip, Office 35, 
Office 45/45pro, Office 135/135pro and all models of Office 160 for all communica-
tion server languages with the exception of Greek:
Duplex method Time-division multiplex, 10 ms frame length
Frequency range 1880 MHz to 1900 MHz
Frequency bands (carrier) 10
Channel spacing (carrier distance) 1,728 MHz
Transmission rate 1152 kbit/s
Duplex channels per carrier SB-4+ / SB-8 6 / 12
Number of channels (duplex channels) SB-4+ / SB-8 60 / 120
Modulation GFSK
Data transfer rate 32 kbit/s 
Voice encoding ADPCM
Transmit power 250 mW peak value
10 mW average power per channel
Range 30 to 250 m
Max. line length to radio unit
  - power supply via DSI bus (0.5 mm)
  - with power supply unit (9–15 VDC, 40 0mA)
1200 m
1200 m
Ambient temperature, radio unit in operation -10  °C to 55 °C
Admissible storage temperature  -25 °C to 55 °C
Relative humidity in operation 30 % to 80 %
IP class of protection IP 30
Dimensions: Radio unit W x H x D: 165 x 170 x 70 mm
Weight: Radio unit 320 g
Local power supply to radio unit (optional) Plug-in power supply unit (Euro-plug)