z555i - 900/1800/1900 mhz z555a - 850/1800/1900 mhz for america general 2g network gsm 900 / 1800 / 1900 - z555i gsm 850 / 1800 / 1900 - z555a announced 2008, january status available. released 2008, march size dimensions 95 x 49 x 16.5 mm weight 95 g display type tft, 256k colors size 176 x 220 pixels, 1.9 inches - wallpapers, screensavers - second external oled, mono display (128 x 36 pixels) ringtones type polyphonic, mp3 customization vibration yes memory phonebook 1000 x 20 fields, photo call call records 30 received, dialed and missed calls card slot memory stick micro (m2) - 12 mb shared memory data gprs class 10 (4+1/3+2 slots), 32 - 48 kbps hscsd no edge class 10, 236.8 kbps 3g no wlan no bluetooth yes, v2.0 with a2dp infrared port no usb yes, v2.0 features messaging sms, ems, mms, email, instant messaging browser wap 2.0/xhtml, rss reader games colors diamond black camera 1.3 mp, 1280x1024 pixels - gesture control - dynamic themes - java midp 2.0 - media player - fm radio with rds - t9 - image viewer - organiser - built-in handsfree - voice memo battery standard battery, li-ion 930 mah (bst-39) stand-by up to 360 h talk time up to 8 h 20 min parallel imported delivery within 1-4 business days warranty : one year