| Samsung A-637 | | | General | Network | GSM 850 / 900 / 1800 / 1900, UMTS 850 / 1900 | | Announced | 2008, October | | Status | Discontinued |
| Size | Dimensions | 86 x 43 x 20 mm | | Weight | 92 g |
| Display | Type | TFT, 256K colors | | Size | 144 x 176 pixels, 1.9 inches | | | - Downloadable wallpapers and tones |
| Ringtones | Type | Polyphonic (64 channels), MP3 | | Amount | | | Customization | Download | | Vibration | Yes | | | |
| Memory | Phonebook | 1000 entries, Photocall | | Call records | 30 dialed, 30 received, 30 missed calls | | Card slot | microSD (TransFlash), up to 8 GB | | | - 50 MB user available memory |
| Data | GPRS | Class 10 (4+1/3+2 slots), 32 - 48 kbps | | HSCSD | No | | EDGE | Class 10, 236.8 kbps | | 3G | Yes, 384 kbps | | WLAN | No | | Bluetooth | Yes, v2.0 with A2DP | | Infrared port | No | | USB | Yes |
| Features | | OS | | | Messaging | SMS, EMS, MMS, Email | | Browser | WAP 2.0/xHTML, HTML | | Games | Yes + Downloadable | | Colors | White | | Languages | | | Camera | 1.3 MP, 1280 x 1024 pixels, video | | | - AT&T Navigator
- MP3 player
- Video player
- Java MIDP 2.0
- Calendar
- Voice memo
- Memo book
- Built-in speakerphone
- T9 |
| Battery | | Standard battery, Li-Ion 800 mAh | | Stand-by | Up to 350 h | | Talk time | Up to 4 h |
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