- K550i 850/900/1800/1900 MHz
- K550c 850/900/1800/1900 MHz for China Mainland
| 2G Network | GSM 850 / 900 / 1800 / 1900 |
| Announced | 2007, February |
| Status | Available |
| Dimensions | 102 x 46 x 14 mm |
| Weight | 85 g |
| Type | TFD, 256K colors |
| Size | 176 x 220 pixels, 1.9 inches |
| - Wallpapers, screensavers |
| Type | Polyphonic, MP3 |
| Customization | Composer, download |
| Vibration | Yes |
| Phonebook | 1000 x 20 fields, Photo call |
| Call records | 30 received, dialed and missed calls |
| Card slot | Memory Stick Micro (M2) |
| - 64 MB internal memory |
| GPRS | Class 10 (4+1/3+2 slots), 32 - 48 kbps |
| HSCSD | Yes |
| EDGE | Yes |
| 3G | No |
| WLAN | No |
| Bluetooth | Yes, v2.0 with A2DP |
| Infrared port | Yes |
| USB | Yes, v2.0 |
| Messaging | SMS, MMS, Email, Instant Messaging |
| Browser | WAP 2.0/xHTML, HTML(NetFront), RSS feeds |
| Games | Yes + downloadable |
| Colors | Jet Black, Pearl White, Plum Ruby |
| Camera | 2 MP, 1632x1224 pixels, autofocus, video(QCIF), flash |
| - Java MIDP 2.0 - FM radio with RDS - MP3/AAC/MPEG4 player - TrackID music recognition - T9 - Adobe Photoshop Album - Picture blogging - Organiser - Built-in handsfree - Voice memo/dial |
| Standard battery, Li-Po 950 mAh (BST-33) | |
| Stand-by | Up to 350 h |
| Talk time | Up to 7 h |
notecase,satchels, cooler bags computer bags,shopping bag |
baseball caps, straw hats, golf hats,bucket hats,military hats |
advertising cup, vacuum cup, baby cup, flashing cup |
acryl keychain, light keychain voice recorder oil keychain |
adapters,mobile phone case hand strap,charger,cleaner |
lcd clock,pocket watch,timer torch clock,sports watch |
basketball,baseball,volleyball golf gifts,soccer gifts,ski |
portfolio,organizer,calendar desktop stationery,pen box |