Micromax X660
| Network | 2G 3G | GSM 900 / 1800 - SIM 1 & SIM 2 |
| Size | Dimensions Weight Display | 119.4 x 61.3 x 12.4 mm (4.70 x 2.41 x 0.49 in) 121 gram TFT touchscreen 320 x 480 pixels, 3.5 inches (~165 ppi pixel density) |
| Memory | Phonebook Call records Internal Card slot | Yes Yes 60 MB microSD, up to 8 GB |
| Data | GPRS EDGE 3G WLAN Bluetooth Infrared port USB | Yes Wi-Fi 802.11 b/g Yes Yes |
| Features | OS CPU Messaging Ringtones Browser Radio GPS Games Camera Video Colors Java | SMS, MMS, Email, Push Email, IM Vibration, Polyphonic, MP3 ringtones WAP 2.0/xHTML, HTML FM radio; FM recording Yes 3.2 MP, 2048 x 1536 pixels Yes Black, white Yes - Loudspeaker - Dual SIM (Mini-SIM) - 3.5mm jack - Audio/video player - Photo viewer - Organizer - Clock - Calendar - Alarm |
| Battery | Stand-by Talk time | Standard battery, Li-Ion 1200 mAh Up to 200 h Up to 4 h |
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