Micromax Bolt A66 by Phones Review · 01/10/2014 General 2G Network GSM 900/ 1800 3G Network HSDPA 2100 SIM Dual SIM Announced 2014, January Status Coming soon Body Type Phone Display Size 4.50 in Sound Alert types Vibration, MP3 ringtones Speakerphone Yes 3.5mm jack Yes Memory Card slot microSD, up to 32 GB Internal 512 MB storage, 512 MB RAM Data GPRS Yes WLAN Yes Bluetooth Yes USB Yes, microUSB v2.0 Camera Primary 2 MP Video Yes Secondary No Features OS Android OS, v4.1 (Jelly Bean) CPU 1 GHz Spreadtrum Messaging SMS, MMS Radio FM Radio GPS Yes Standard Battery Type 1500 mAh Share