Elecom Wireless Mouse Wireless/Bluetooth Switching DUAL Series 8 Buttons Hardware Macro Equipped High-Speed Scroll Ultimate Blue Sensor Black M-DC01MBBK [Manufacturer Name] Elecom [Manufacturer Model Number] M-DC01MBBK [Brand Name] ELECOM (Elecom) [Product Description] Elecom Wireless Mouse Wireless/Bluetooth Switching DUAL Series 8 Buttons Hardware Macro Equipped High-Speed Scroll Ultimate Blue Sensor Black M-DC01MBBK Equipped with a hardware macro that allows you to execute frequently used operations, such as shortcut keys, with a single click. This mouse features a hardware macro and can operate two computers with one mouse using two connection methods: 2.4GHz wireless and Bluetooth(R). [Connection Method] 2.4GHz Wireless / Bluetooth [Number of Buttons] 8 buttons *including the wheel button [Size] L size Please note that this item is stored at home and is non-returnable and non-refundable.