Nokia 640 is a mobile phone released by Nokia in 1999.
Size:
Weight: 166 g
Dimensions: 136 x 47 x 32 mm, 139 cc
Display:
3 + 2 lines
High-resolution, illuminated, full-graphics display
3 x 10 characters for text
Permanent signal and battery status indicators
Charging status indicator
Call Management:
All-purpose Navi™ key
100 alphanumeric memory locations
Quick alert settings: Personal, silent, discreet, loud, switch off
Any key answer
Automatic answer (with headset and car kit)
Scratchpad memory
Last digit/full display clear
One-touch voice mail dialing
DTMF functions
Memory for 5 last numbers dialed/received/missed
Safety and Security:
Keypad lock
Two locking levels
Call timers
Call barring
User programmable 4-digit lock code
User Selections:
20 preset ringing tones, room for 1 custom tone
22 languages available, two at a time
Ringing volume and silent alert
NMT450 Plus Features (network dependent):
Short Message Service (SMS)
Calling Line Identification (CLI)
Real-time clock
International prefix +
Voice mail and SMS indicators
Speech scrambling
Semi-Automatic Country Selector (SACS)
Other:
4 games (Memory, Logic, Snake, React)
Own number display
Calculator
Alarm clock
