Keychron K4 Wireless RGB Aluminum Frame Mechanical Keyboard (Version 2)

Specification

Main Features
Type	Wireless Mechanical Keyboard (Version 2)
Wired/Wireless	Wireless
Keys	Number of Keys: 100 keys
Switch Color	Red (K4-B1)
Interface	WIRELESS AND WIRED MODES – Connects with up to 3 devices via Bluetooth 5.1 – wired mode with USB Type-C connection
Others	Main Body Material: ABS / Aircraft-grade aluminum 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 Bluetooth Device Name: Keychron K4 Compatible System: macOS/ Windows Operating Environment: -10 to 50℃ Height incl. keycap (front) 32mm Height incl. keycap (rear) 41mm
Physical Attribute
System Requirements	Windows/ Android/ Mac/ iOS
Color	Black
Dimensions	Dimension (Plastic frame version): 371 x 124 x 38mm Dimension (Aluminum frame version): 376 x 129 x 38mm
Weight	Weight: About (Plastic frame version) 770g / 1.69 lbs Weight: About (Aluminum frame version): 933g / 2.05 lbs
Warranty Information
Warranty	01 year warranty (Must be Claimed with Original Box & All accessories)

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