Nokia 640  Full Technical Specifications

Nokia 640 Full Technical Specifications

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Nokia introduced the Nokia 640 in 1999, an innovative and user-friendly analog mobile phone designed for NMT 900 networks. The device boasts true 3-volt technology and incorporates the Nokia NaviKey concept, making it easy to navigate and use.

Nokia 640

The Nokia 640 offers remarkable operation times for an analog mobile phone. With the standard NiMH battery, the phone weighs 195 grams and boasts a standby time of up to 80 hours and a talk time of up to 1 hour and 30 minutes.

The Nokia 640 supports an impressive range of 22 languages and features 20 ringing tones. Additionally, it reserves one location for downloading an extra ringing tone over the air. The phone also includes handy features like an alarm clock, calculator, and four games. Most accessories for the Nokia 640 are compatible with the Nokia 5100 and 6100 series mobile phones. Moreover, the Nokia 640 fully supports the NMT 450 Plus features, such as short message service, calling line identification, and the real-time clock.


Network NMT 900
Technology Analog
SIM Regular Mini-SIM, Single-SIM
Dimensions 100 x 59 x 27 mm
Weight 195 grams (with standard NiMH battery)
Released 1999
Colors Black
Sound 2.5mm mini stereo jack
Battery Li-Ion
Standby Time Up to 80 hours
Talk Time Up to 1 hour and 30 minutes
Language Support 22 languages
Ringing Tones 20 built-in, 1 downloadable
Features Alarm clock, calculator, 4 games
Compatibility Nokia 5100 and 6100 series accessories

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