Product description New projector wireless module WDRT8192 USB wireless connector Wireless projection for Benq projector MX661 GP10 MX3058 MH680 MX666 MH680 GP3 GP20 GP30 MS619ST MW621ST MX620ST MX661 EX7258 MH309C MX3058 MX3084ST PH6803 RH9C30 BX6630 EP6730D EP7630ST EP7730ST MH680 MS3083ST MS619ST MW621ST BS6730ST/BW6730ST EX7258 MH309C EP7930 ES7183ST BX6630 EP6730D MX3058 MX3084ST WDRT8192 for benq projector with wireless module, easily implement wireless projection, in both the iOS and Windows mobile devices (smartphones, tablets, etc.), simply download Qpresenter software in mobile devices, it can realize wireless push, wireless switch. 1. 100% New and original projector wireless module 2. Mini Order is 1 piece, there is no Batteries Included 3. packing detail:standard package with small carton for each piece We ship to worldwide. Please see our shipping calculator to determine the shipping cost. is standard shipping way, 10-30 days to get the goods. If you are in hurry, please choose pig way: DHL, UPS The tracking number will be given on the intenet within 2 working days, so the buyer can trace the item online, the buyers are responsible for the customs tariffs. All shipping and handling fees are non- Item specifics: Use: Projectors Wireless communication: IR Model number: WDRT8192 Package: Yes Channel: 1 Frequency: 433 MHz