Blu Studio 5.3 II D550A (3G 850/1900MHz) Unlocked Dual Sim Phone with Dual-Core 1GHz Processor, Android 4.1, 5.3-inch IPS Capacitive Touch, and 8MP Camera - U.S. Warranty (Black) Unlocked Dual SIM, 4GB storage; Android OS, v4.1 (Jelly Bean), Micro SD up to 32GB 2G Network GSM 850/900/1800/1900 3G Network HSDPA 850/1900 5.3" High Resolution Display: qHD (540x960 pixels) 8MP Camera with LED Flash with HD recording (720p), 2MP Front Camera for Video Calling and instant self portraits. 3.5mm Audio Jack,FM Radio, MP3 Player, MP4 Player