Karbonn Sound Master K54+ is a dual-SIM phone with 2.4 inch display. It has Li-Ion 1800 mAh marathon battery, which gives 8 hours of talk time and 30 days of standby time. The phone comes with 1.3MP camera to capture images and record videos. To entertain users, the phone is packed with music player and FM radio. Other features include torch, data protection, mobile tracker, and 8GB expandable memory.