The Hama MW-650 Optical 6-Button Multi-Device Mouse gives you full flexibility at the press of a button - switch between a USB-A receiver and Bluetooth and control up to three devices with one mouse. An indicator on the mouse base shows the active connection. The high-resolution optical sensor ensures precise and smooth cursor control. Other highlights: - Rubberised scroll wheel for pleasant gliding and scrolling - Dual-connection function (Bluetooth or 2.4 GHz) - USB receiver can be transported inside the mouse - dpi switch for adjusting the pointer speed Resolution: 800, 1200, 1600, 2000, 2400 dpi System requirements: Windows 10/8/7, Mac OS 10.10 or later, Android 4.3 or later, iOS 13 or later