However, the most important aspect of the device is that it is extremely light weighted. The device is only 7.2 mm thick and weighs only 100 grams. On its body the device hosts two buttons, one is the power key and the other one is the volume controller. The operating system on which the device runs can be upgraded to 4.4 KitKat. On the connectivity front, the device comes with 3G, Wi-Fi 802.11 b/g/n, Bluetooth 4.0 and microUSB 2.0 port. The Xolo Q900s is available only in Black colour. The budget smartphone device packs a Li-Po 1800 mAh battery which delivers up to 23 hours talk time.