Certification: CE/FCC/BQB/MSDS/UN38.3
	
Number of Keys: 84 keys
	
Switches: Gateron blue/red/brown switches
	
Number of Multimedia Keys: 12
	
Main Body Material (A, B Series): ABS
	
Main Body Material (C Series): Aluminum bezels and ABS bottom frame
	
Keycap Material: ABS Layout:
	
ANSI Backlit Types: 18 Backlit: Adjustable 4-level RGB backlit
	
System: Windows/Android/Mac/iOS
	
Battery: 4000mAh Rechargeable li-polymer battery
	
BT Working Time (Backlit off): Up to 240 hours (Lab test result may vary by actual use)
	
BT Working Time (Single LED): Up to 68 hours (Lab test result may vary by actual use)
	
BT Working Time (RGB): Up to 72 hours (Lab test result may vary by actual use)
	
Charging Time: Around 3 hours
	
Connection: Bluetooth and Type-C cable
	
Bluetooth version: 5.1 Bluetooth
	
Device Name: Keychron K2 Compatible
	
System: macOS/Windows/ Dimension: (Plastic frame version) 313 x 123mm; (Aluminum frame version)317 x 129mm
	
Height incl. keycap (front) 30mm
	
Height incl. keycap (rear) 41mm
	
Weight: Plastic frame about 663g / 23.4oz; with aluminum frame about 794g / 28oz
	https://www.keychron.com/products/keychron-k2-hot-swappable-wireless-mechanical-keyboard?variant=32187465662553
	https://www.youtube.com/watch?v=3oW9O08QEmY&feature=emb_logo
	https://www.youtube.com/watch?v=TvevF8SVksg
	https://www.youtube.com/watch?v=o7AqU4tWQI0