The Find 7 will support a wide range of LTE bands and should work in most countries, including China, Mexico and the U.S. The smartphone runs a custom firmware called ColorOS, which is based on Android 4.3 (Jelly Bean). With Find 7, you also get Gorilla Glass 3, microSD expansion (up to 128GB), micro-SIM slot, LTE radio (for Chinese, European and US models; 3G only for Indonesian model), award-winning MaxxAudio plus Dirac HD audio enhancement and "VOOC" rapid charging (you go from zero to 75 percent in just half an hour).