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27.1.1999
2DP_52GB
3
Product: TDP-52-SN3 / General
1.1.9 Other Functions
DTMF - receiver / transmitter
DTMF - key tones
Display and key illumination
Volume control
- 5 levels
- level indicator
Battery charge level indicator
- battery empty alarm tone and display
- used battery capacity display
- battery specific charge memory
Field strength indicator
Battery-saving function
Menu structure for user customisation
Automatic Prefix Management (APM)
Keys lockable to prevent accidental operation
Phone code to prevent unauthorised use
SIS protection function
CLIP, calling line identity presentation
‘+’ international prefix
1.1.10 Additional Exchange-Based Features
- R-function (Register recall)
- MFT-function (DTMF signal transmission)
1.1.11 Manufacturer
Benefon Oyj
P.O. Box 84
24101 Salo
Finland
Tel. +358 2 77400 Fax. +358 2 7332633