LANGTU LT104 Mechanical Keyboard Backlight Display Flexible DIY Keyboard 1. Support system: WinMac 2. Connection: Wired (Type-CUSB-C port)Wireless (Battery capacity: 4000mAh) optional 3. Number of keys: 104 4. Material: ABS 5. Key Cable Separation: support 6. Macro Setting: support 7. Wired model: cable length about 1.5m 8. Size: about 44.5 x 13.8 x 2.9cm 9. Weight: about 1200g Features: 1. The keycaps are made of PBT material, which is more wear-resistant and will not produce greasy feeling due to reflections after a long time of use. 2. CD threaded knob, enhanced damping, LED multimedia control panel. 3. Keyboard screen support GIF format moving pictures uploaded to the macro, the moving picture will be set as a dynamic background 4. Independent RGB backlight, 16.8 million light colors, 19 drive-free light modes, support for music rhythm, PCB equipped with RGB independent chip, high intensity light without flicker 5. Support macro programming, keys can be set independently 6. Sandwich structure, stronger hand feeling, suppress the bottom vibration 7. Fine-tuned satellite axis and balance bar 8. Equipped with EPDM sandwich cotton and IXPE under-axis pads between the positioning board and PCB, which enhances the key rebound speed, reduces vibration, effectively improves the key noise, and easily simulates the mahjong sound 9. The bottom is equipped with silicone pads to fill the cavity between the PCB and the chassis, better suppressing the cavity sound 10. All keys are punchless, fast response, smooth operation, and various key combinations can be easily handled. 11. Support music rhythm dual system