This mechanical keyboard provides three connection methods, including Bluetooth 5.0, 2.4GHz wireless mode, and USB C wired mode. The switches and keycaps can be freely replaced(keycap/switch puller are included in the package). 94 keys compact keyboard can save more desktop space while keep necessary arrow keys and number area for game and work.

• MULTI-DEVICE CONNECTION: The wireless mechanical keyboard provides three connection methods, including Bluetooth 5.0, 2.4GHz wireless mode, and USB C wired mode. It can be connected to up to five devices at the same time, and switch between them easily by FN+ combination keys. No limits about your keyboard connection to meet the needs of work, gaming, and study.
• HOT-SWAPPABLE CUSTOM KEYBOARD: The switches and keycaps can be freely replaced(keycap/switch puller are included in the package). This customizable keyboard with hot-swap PCB allows users to replace 3 pins/5 pins switches easily without soldering issue. K664 mechanical keyboards equipped with customized linear switches, bring smooth typing feeling and creamy typing sound, provide fast response for exciting game.
• GASKET STRUCTURE & PCB SINGLE KEY SLOTTING: This computer keyboard features a gasket structure, extended integrated silicone pad, and PCB single key slotting, better optimizes resilience and stability, making the hand feel softer and more elastic. Four layers of filling silencer fills the gap between the PCB, the positioning plate and the shaft,effectively counteracting the cavity noise sound of the shaft hitting the positioning plate, and providing a solid feel.
• MECHANICAL GAMING KEYBOARD: K664 is a premium mechanical keyboard for both work and game. With 16 RGB lighting effect to adds a great atmosphere to the game room. All keys support macro customization, which allows macro recording and editing, customize key function and 16.8 million light colors, and supports cool music rhythm lighting effects with driver. N-key rollover, keyboard can respond to multiple key presses at the same time, which is helpful in very exciting real-time games.
• PBT KEYCAPS & 3000MAH BATTERY: 94 keys compact keyboard can save more desktop space while keep necessary arrow keys and number area for game and work. The rechargeable keyboard built-in 3000mAh large capcacity battery to provide more power and longer battery life. Double shot PBT keycaps, made from two colors material molded into each others, make the keycaps characters maintain the vibrance and saturation, clear and not fade.