Lenovo A7700 The Lenovo A7700 runs Android 6.0 and is powered by a 2900mAh non removable battery. It measures 142.70 x 70.00 x 7.60 (height x width x thickness) and weighs 145.00 grams. The Lenovo A7700 is a dual SIM (GSM and GSM) smartphone that accepts two Micro-SIM. Connectivity options include Wi-Fi, GPS, Bluetooth, FM, 3G, 4G (with support for Band 40 used by some LTE networks in India). Sensors on the phone include Proximity sensor, Ambient light sensor, Accelerometer, and Gyroscope.