ASUS ZenFone 2 ZE551ML 5.5" Factory Unlocked (2G/4G Dual SIM | 4GB/32GB | GLAMOR RED) - International Stock No Warranty
This phone comes with Android 5.0 Lollipop (TW). Supports dual-SIM with 2G and 4G for either SIM card (this is NOT dual 4G). Please check with your carrier for compatibility before purchase.