Cordless Phone Features 1 2.4GHz/1.8GHZ, is based on frequency hopping technology . 2 Multi-handsets (6 handsets max) 3 1.5 揅STN LCD,65K colors 4 FSK (Type I / II) / DTMF caller ID 5 100 groups phone book number (32 digits ,10 character.) 6 100 groups caller ID number (24 digits, 10 character and time.) 7 50 groups outgoing call number (32 digits ,talk time and date.) 8 20 groups midi and melody 9 4 Level ringer volume selection in handset(off/low/mid/high) 10 Tone / Pulse dialing mode selection in handset 11 Recall mode selection(short, long, extra long) 12 6 level talk volume control 13 Alarm clock can be set 14 Area code(6digits) 15 4 level battery indication 16 4 level LCD contrast 17 Auto Answer 18 Room monitor 19 Baby Call function 20 Walkie Talkie function 21 Multi-Language 2 Skype Phone Features 1 Compliant with USB HID Version 1.1 2 Free communicate with other Skype users 3 Call transfer to the other phone number (PSTN) 4 Review the friend list