... 52) ultra-thin bluetooth keyboardmary Function: WiFi unlocked quad band dual SIM multimedia cellphone with QWERTY keyboard3) GSM ... Compatibility Frequencies 850MHz, 900MHz, 1800MHz, 1900MHzMessaging Types: SMS Text Messaging, MMS Picture Messaging, Chat, Email, Voice ... 4 way navigation button, full QWERTY keyboard with numbersEmail: Send/Receive, Write Email, Inbox, Outbox, Sent, Drafts, Clear ...