The Samsung Primo S5610 features 2.4-inch ,alphanumeric keypads, it has Dual SIM functionality (GSM+GSM) and 3G& 2G Network Support , Primary Camera 5MP, Video player, Music player, Video recording, FM radio with recording, Sensor-Accelerometer, Memory 512 MB RAM, Expandable storage capacity 32GB. Additional feature which you will get it are Handset, Guide, phone book memory, call memory & SMS memory, important apps like ChatOn, Yahoo Messenger, Facebook, Twitter, Google talk; call blacklists, and much more features with one year manufacture warranty for the phone and 6 moths for the in-Box series.