... card13. Data transmission: cable insert, card reader, Bluetooth function ,Bluetooth voice, Stereo Bluetooth music14. Image format: jpggif15. Directories: 500groups ... recording, WAP, handwriting + keyboard input, radio play, Bluetooth function, GPRS download, MMS, memory expansion, E-book, ... call firewall, dual card, dual standby and dual Bluetooth, display land ownership of incoming call, IP talk, ...