Micromax CG666 is a dual-SIM (GSM + CDMA) phone with 2.4 inch display. It comes with a 0.3MP camera to capture images and record videos. The phone has a music player and FM radio to entertain users. It has Bluetooth and USB for file transfer & WAP for Internet access. Other features include 1700 mAh battery, 192MHz processor, 128MB RAM, REX OS, and 8GB expansion capacity.