Additionally, you'll find a two-inch QVGA display, mobile banking abilities, 160 minutes of talk time (300 hours in standby), and a mysterious "biorhythm" function to boot.

ENGADGET: Motorola throws back, unveils StarTac III MS900 Mobile

The name alone is enough to raise eyebrows, but wait until you see the special features: a biorhythm calculator, a fatness function that calculates a user's height-to-weight ratio, a calendar for keeping track of your menstrual cycle and a calorie-counting function.

ECONOMIST: Mobile telephones