Nokia 2720 Flip comes with dual Nano-SIM. The main specialty of this phone is that it comes with a flip design with two displays. The main one is 2.8 inches and the secondary one is 1.3 inches. The device runs on KaiOS and it has a dual-core processor with 4 G support. So, apps and games can be installed easily. There is FM radio in this device which is playable with 3.5mm earphone. GPS, Bluetooth, WLAN etc. are included too. There is a 2 MP primary camera with LED flash and video recording option. It has a long battery life with up to 700 hours of 3G standby time. There is 4 GB internal storage and up to 32 GB dedicated MicroSD card slot.