Fangrui Product Details 1. Keyboard Mode: Support All Keys On The Keyboard, Letters, Numbers, F1-f24, Special Characters, Enter Key, Etc., Can Be Combined With Shift Ctrl, Alt Win At The Same Time. 2. Multimedia Control: Play, Stop, Previous Song, Next Song, Volume Control, Open Browser, My Computer, Webpage Refresh, Forward, Backward And Other Operations. 3. Multi-key Mode Keys: Password, One-key Qwasd, Etc. Support All The Keys On The Keyboard, The Model Below 7 Keys Has An Interval Time Setting Between Each Key 4. The Keyboard Setting Can Choose The Above Four Modes And Then Plug And Play: Such As One Key Ctrl+c Key Ctrl+ Shift+a Key Ctrl+ Shift+alt+af Ctrl+shift+alt+win+a Can Be Set At Keys And Shortcuts For Combinations Applicable Models: Universal Type: Mechanical Keyboard Interface: Usb Whether To Support Plug And Play: Support Connection With Computer: Wired Whether There Are Multimedia Function Keys: Yes Shortcut Key: Yes With Or Without Hand Rest: No Key Technology: Mechanical Switch Backlight Function: Support Backl