Xlite v1, Xlite v2, X2 v1 (Compx MCU) --> pulsar.gg/dongle

Xlite v3, X2 v2, X2H, X2A (Nordic MCU) --> pulsar.gg/products/pulsar-4k-dongle

eS Series (Dual-Nordic MCU) --> pulsar.gg/products/4k-dongle-for-es-mouse-series


Please note that the 1K dongle for Nordic MCU is not sold, if you lose it, you will have to upgrade to the 4K dongle.