Specifications

Table 4: Dect R4 Phones
Telephone 3720 DECT Telephone
3725 DECT
Telephone
3740 DECT
Telephone
3749 DECT
Telephone
Keys:
Keypad
ü ü ü ü
Hook on/off buttons
ü ü ü ü
Softkeys 3 3 3 3
Navigation cluster 4-way 5-way 4-way 4-way
Volume buttons
ü ü ü
Mute button
ü ü ü
Alarm button
ü ü ü
Display:
Display, illuminated
112 x 115 pixels, Black
and white
128 x 160 pixels, 64K
colors
128 x 160 pixels,
Black and White
128 x 160 pixels, 64K
colors
Battery indicator
ü ü ü ü
Signal strength indicator
ü ü ü ü
Time and date display
ü ü ü ü
Audio:
Handsfree
ü 2-way speakerphone ü 2-way speakerphone
Headset interface 2.5 mm
ü
no, IP65 compatible special plug
Bluetooth 2.0 Headset prole
û ü û ü
Supported Ring tones 14 14 14 14
Ring tone volume 8 levels 8 levels
Vibration
ü ü
Ringing options Ring, Vibration, visual Ring, Vibration, visual
Usage proles supported supported
Keys beep
ü selectable ü selectable
Volume control 8 levels 8 levels 8 levels 8 levels
Features
Message LED (Red-green)
ü ü ü ü
Call log (Local) 25 entries 25 entries 25 entries 25 entries
Local Directory/Contacts 250 250 250 250
Access to IP Ofce Directory Possible
[1]
Possible
[1]
Possible
[1]
Possible
[1]
Support of Text Messaging
û
Optional
[1]
Optional
[1]
Optional
[1]
Phone lock pin protected pin protected pin protected pin protected
Keys lock
ü ü ü ü
Programmable “in Call Feature”
menu
10 functions 10 functions 10 functions 10 functions
Programmable “Call Services”
Menu
10 functions 10 functions 10 functions 10 functions
GAP compliant
ü ü ü ü
Hardware:
Battery Lithium Polymer Lithium-Ion Lithium-Ion Lithium-Ion
Standby/Talk time - No Bluetooth 160/16 hours 120/20 hours 150/18 hours 80/10 hours
Standby/Talk time - with Bluetooth N/A 120/13 hours N/A 150/18 hours
Charge time 4 hours 4 hours 4 hours 4 hours
Dust/Liquid Protection level IP 44 IP 65 IP 65
Ruggedness
IEC 68-2-32, procedure 1, dropped 12 times from
1 metre
IEC 68-2-32, procedure 1, dropped 12 times
from 2.0 m
Intrinsically save design (for use
e.g. in mining, chemical industry,
gas-stations)
û û û ü
Size 133 × 53 × 24mm 134 × 53 × 26 mm 143 x 59 x 29 mm 143 x 59 x 29 mm
Weight
115 g (battery and clip
included
130 g (battery and clip
included)
180 g (battery and
clip included)
180 g (battery and
clip included)
Belt clip options none, standard, swivel none, standard, swivel
1. Requires AIWS Server for integration with IP Office
2. Language supported on phone, IP Office menu items might appear in English.
Technical Specifications
71