Celkon A77 is a Dual SIM based smartphone with 3.5 inches of TFT capacitive touchscreen display running on Android 2.3 Gingerbread operating system and is powered with 1GHz Processor along with 256MB RAM.
It comes with 512MB internal memory which can be expanded up to 32GB via Micro SD Card. It also packs a 2.0 MP of rear camera but lacks a front camera. The mobile offers connectivity options including 2G, Wi-Fi, GPS, USB, GPRS, Bluetooth etc and is supported by a 1300 mAh battery.
Celkon A77 is a Dual SIM smartphone having all basic features in it. The device has a decent look which can compete with more expensive smartphone looks. Recommended if you can live without 3G. Celkon A77 can compete with Celkon A85, Karbonn A1 Plus Android etc.