The Strongest Mouse Sensor. 8000 Hz Polling Rate Option. Anytime, Anywhere Access. Compatible with All Platforms. Always Up to Date. Keychron M7 wireless Mouse has the best PixArt 3950 and PixArt 3395 sensor. It supports 2.4 GHz, Bluetooth, and a USB wired connection. Please drop your email on "Notify Me When Available" if the product model is out of stock. No discount codes can be used for M7. Keychron M7. Wireless Optical Mouse. Keychron M7 packs the best features in an ultra-lightweight body at 66g. It supports wireless 2.4 GHz and Bluetooth connection, ideal for any scenario, whether at work, gaming, or on the go, and offers ultimate performance to maximize productivity!. The Strongest Mouse Sensor. The top-tier optical sensor delivers flawless sensitivity and pinpoint precision, ensuring seamless response to every hand movement for ultimate control in gaming scenarios or professional tasks. 8000 Hz Polling Rate Option. Setting the mouse at a 8000 Hz polling rate can result in a high-speed signal transmittance between the mouse and the connected device.