Features: Simplified 66key 1 knob configurations, reduce keyboard size while retaining complete keyboard functionality, balancing aesthetics and practicality. Support Bluetoothcompatble5.0 TypeC corded and 2.4Ghz modes mechanical gaming keyboard Ergonomic Via Slotted Filling for windows and more system Dupport VIA Keying with MDA Height PBTkeycaps, durable The GASKET structure has moderate soft elasticity, while PC positioning board slotting andPCB single key slotting optimize reboundand stability, making the sound morepure. Specifications: Model: ABM066 Color: As Pictures Keys: 66keys+1 Knob Axis: Blue NoiseReductionAxis Structure: GASKET Link mode: Bluetoothcompatible5.0,TypeC wire 2.4Ghz Keycap: MDA DyeSub Battery capacity 3000mAh Lighting: RGB Size: approx 371x121x40mm/14.6x4.76x1.57in Package Includes: 1Set Keyboard note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-2mm error due to manual measurment.