Fangrui Product Details 1. T-wolf Tf660 2.4g+5.0 Bluetooth Dual-mode Retro Wireless Keyboard And Mouse Set 2. Features: 3. Punk Round Tendon Hat, Comfortable In Hand 4. Using Improved Film Technology, The Sound Is Light And Quiet 5. Retro Typewriter Style, High Key Position Design, Realistic Mechanical Feel, Comfortable To Use 6. High-quality Abs Material Keycaps, Comfortable To Touch And Delicate In Hand 7. Fn + Multimedia Composite Key, Which Can Realize Quick Operations Such As Playpause, Volume Adjustment, Etc. 8. Bluetooth 5.0 Technology, No Lag When Used At A Distance Of 10 Meters, Meeting The Needs Of Different Scenarios 9. 80012001600dpi, Three Levels Of Dpi Free Adjustment 10. Product Parameters: 11. Material: Abs, Electronic Components 12. Number Of Keys: Keyboard: 84 Keys, Mouse: 4 Keys 13. Features: Keyboard: Colorful Punk Keycaps, Mouse: Colorful Potato Chip Mouse 14. Technology: Keyboard: 2.4g Wireless + 5.0 Bluetooth, Mouse: 2.4gh Wireless + 5.0 Bluetooth 15. Solution: Yi Zhaowei 16. Working Method: Photoelectric 17. Photoelectric Resolution: 1600dpi 18. Whether To Support Ergonomics: Yes 19. Battery: Keyboard: Aa Battery X 1 (delivered Without Battery), Mouse: Aa Battery X 1 (delivered Without Battery) 20. Dimensions: Keyboard: 330 X 155 X 33mm, Mouse: 100 X 59 X 40mm 21. Weight: Keyboard: 394 Grams, Mouse: 59 Grams