Antari WTR-70 Wireless Remote & W-DMX Kit for S-500 & S-500XL Antari Wireless Remote and W-DMX W2 Kit $245.00 Regular Price$195.00Sale PriceQuantity*Add to CartSPECIFICATIONS:- W-2 Transmitter x 1 - W-DMX-PCB x 1 - W-DMXW2R x 1 - There are 2 radio frequencies can be chosen. They are 315MHz and 433MHz respectively. - Compatible With : M-11, S-500, S-500L