The Sensei is an ambidextrous laser wireless gaming mouse created for high performance gaming on the PC and Mac and uses the latest technology to deliver the same award winning performance of the wired Sensei tournament-grade mouse. The Sensei performs incredibly and I would go as far to say when we tested it wirelessly we experience zero lag, it uses 1000 Hz, delivering a 1ms response time, as well as a high speed, proprietary 2.4 GHz wireless solution that is optimized for high data throughput and allows for exceedingly low latency the Pixart ADNS 9800 l