Lenovo A7000 has a really slim and sleek design. It houses a large battery capacity of 2,900mAh battery that lets users watch videos, listen to music, browse web and go on uninterrupted for entire day, after full charging. With support of on-the-go technology, one can easily connect with USB drives for transferring data on the go. The best part is that you can charge other smartphones from A7000. The Li-Polymer battery is replaceable and provides talk time of up to 39 hours on 2G network and 16 hours on 3G network but no support for voice on 4G network. The high-speed 4G LTE network offers for speediest data connectivity which lets the user enjoy staying online for reading, chatting, browsing, etc. Data connectivity options include LTE, HSPA+, EDGE, GPRS and LTE Cat 4 with a downloading speed of up to 150mbps and uploading speed of up to 50mpbs. Besides Wi-Fi 802.11b/g/n, Wi-Fi hotspot, 2G, 3G and 4G network support, other connectivity options are Bluetooth 4.0, GPS with AGPS and FM radio.