Keychron K2 Max • 75% layout (tenkeyless) for space-saving & high functionality • Supports 3 connection methods: Bluetooth / 2.4GHz / USB-C wired • Compatible with Mac, Windows, and Linux • White LED backlight • Banana switches • US layout --- [Condition] Used a few times after purchase, but stored in the original box after buying another keyboard. No noticeable scratches or stains, and the operation is also fine. [Included Items] • Main unit • Instruction manual • Spare keycaps • Type-A 2.4GHz receiver • Receiver extension adapter • Switch puller • Keycap puller • Screwdriver • Outer box