For sale 900 mhz equipment. kx191, dpcav 420a osd, range video transmitter, dpcav transmitter, rc switch, 2 filters, dual receiver, 8dbi patch, 640X480 video goggles. $620.00 paypal, free shipping ups ground lower 48. you can e-mail me questions or ask for my phone number. You can also e-mail me for more pictures. Thank you