The ProtoArc EM15 Wireless Mouse is a sleek and efficient device that offers both Bluetooth and USB connectivity options. With a maximum DPI of 2400 and a quiet click feature, this mouse provides a smooth and precise cursor control experience. Its rechargeable battery and energy-saving design make it convenient for long-term use. The switch-to-device feature allows for quick transitions between up to 3 connected devices, while the optical tracking method ensures accurate movement. Overall, this mouse is a versatile and reliable choice for users looking for a high-performing wireless mouse.