But the mt4 isn't dsm2 the cheapest receiver for sanwa are these http://www.hobbyking.com/hobbyking/store/__54759__Sanwa_Airtronics_RX_371W_2_4GHz_FH_2_3CH_Waterproof_Receiver.html also if you can find them the ansmann w3.1 receives work but good luck finding one I get these for sanwa http://shopping.rcmodel.hk/radios-radio-and-receiver-sanwa-rx-381-receiver-for-m11x-mx-3x-mt-p-19141.html