Features

Share this comparison with your friends:

In the Box
In the Box 1 handset,1 base station, 2 standard AAA batteries (NiHM)View More... 1Handset, Base, Adapter, 2Battery,1 line wire 1maual  Caller ID Landline Phone with 16 Digit LCD Display 
General
Type Cordless Phone  Cordless Phone  Corded Phone 
Model Name A450  A500  M71 
Data Ports 1 Data Port  1 Data Port 
DSL Compatible No  No 
Bluetooth No  No 
Network Types DECT  WDCT, GAP 
Telephone Line Support 1 Line Support  1 Line Support 
Expansion Handsets 4 Handsets  4 Handsets 
Audio Features
Adjustable Handset Volume Adjustable Handset Volume  Adjustable Handset Volume  Adjustable Handset Volume 
Headset Jack No  No  Yes
Hearing Aid Support No  No 
Other Audio Features 10 selectable ringtones  Handsfree with adjustable volume (5 levels, Ringer melodyView More...
Ringtone Features
Downloadable Ringtones No  No 
Parallel Call Features
Number of Parallel Calls 1 Parallel Calls  1 Parallel Calls 
Switch Between Calls No  No 
Selective Internal Calls Yes Yes
Internal Transfer of External Calls Yes Yes
Call Features
Call Recording No  No 
Automatic Redial Yes Yes
Conference Calls No  No  Yes
Call Transfer Yes No  Yes
Speed Dialing Speed Dialling  Speed Dialling 
Other Call Features Parallel internal and external calls (1 parallel call supView More... Parallel internal and external calls (1 parallel call supView More...
Display Features
Display Type Orange Display  Monochrome Display Display 
Number of Display Lines 3 Display Lines  3 Display Lines 
Other Display Features Illuminated graphical b/w display, 1,5   Illuminated Display 
Display 1.6 inch Dot matrix Display  1.8 inch Semigraphical Display Display 
Menu Features
Missed Call Notification Yes Yes Yes
Other Menu Features energy saving, paging, text based menu, time display, datView More... energy saving, paging, text based menu, alarm clock 
Keypad Features
Keypad Alphanumeric illuminated  Alphanumerical  Numerical 
Dedicated Buttons Hold, Flash Button  Hold, Flash Button 
New Message Indication Yes Yes
Other Keypad Features Alphanumeric illuminated keypad with semigraphical displaView More...
Navigation Keys Flash Buttons  Flash Button 
New Voicemail Indication No  No 
Messaging Features
Email Alert No 
Personalized SMS Inbox No  Yes
Answering Machine Features
Date and Time Announcements Yes
Memory Features
Call Log 20 Logs  20 Logs 
Phonebook Entries 50 Entries  80 Entries 
Redial Memory 10 Redial  10 Redial 
Security Features
PIN Protection Yes Yes
Speech Transmission Encryption No  No 
Power Failure Protection No  No 
Power Features
Talktime 8 hrs  6 hrs 
Base Unit Power Source AC Adapter  AC Adapter 
Base Unit Battery AAA AC Adapter Battery  AA 
Standby Time 180 hrs  140 hrs 
Handset Battery 2 x AAA 2 x AAA (NiHM), 650 mAh Battery  2 x AAA Ni-MH Battery Battery 
Main Unit Battery 2 x AAA 2 x AAA (NiHM), 650 mAh Battery  2 x AAA Ni-MH Battery Battery 
Main Unit Power Source AC Adapter  AC Adapter 
USB Charging Port No  No 
Additional Features
Cord Length 1.2 ft  1.2 ft 
Energy Saving Yes Yes
Other Features energy saving, paging, text based menu, time display, datView More... Phonebook Transfer via DECT, Plug-and-play Installation, View More...
Range 300 M (Outdoor), 50 m (Indoor)  300 M (Outdoor), 50 m (Indoor) 
Handset Dimensions
Width 2.7 cm  3.2 mm 
Height 4.6 cm  6. mm 
Depth 6.9 mm 
Weight 160 g  96 g 
Base Unit Dimensions
Width 3. mm 
Height 7.5 cm  5 mm 
Depth 17.4 cm  5.9 mm 
Weight 100 g  85 g 
Warranty
Warranty Summary 1 Year Manufacturing Warranty  1 Years Warranty  1 year manufacturer warranty 
Covered in Warranty 1 Year Handset and Base Warranty & 6 Month Accessories  Handset, Base Unit, Adapter, Batteries  Warranty of the product is limited to manufacturing defecView More...
Not Covered in Warranty Back cover & Line cord  Phone Cord and Battery Cover  Warranty Does Not Cover Any External Accessories 
Warranty Service Type 1 Year Handset and Base Warranty & 6 Month Accessories. FView More... 1 Year Handset and Base Warranty & 6 Month Accessories. FView More... Customer needs to call the nearby Authorized Service CentView More...