Provides multiple pairing options connect to a laptop or mobile smart device via Bluetooth 3.0 or 5.0 (Bluetooth LE) or 2.4GHz via USB-A Nano dongle.Tracks quickly and accurately on even the most difficult modern office surfaces.Protects your data from potential hackers with government-grade encryption technology AES 128-bit Encryption.Easily adjust the cursor speed to meet your needs by selecting the appropriate DPI level.Works with Windows, Chrome OS, macOS, Android OS.