Amazon.com: World of Remote Controls Replacement Remote Control Fit for Benq MP776ST MP772ST MP777 SP920P SP890 TX501 MS500+ MS500H MS513P MX514P MW814ST Projector : Electronics
Benq MP777 Projector Lamp with Module - MyProjectorLamps USA
Projector Main Power Supply Board Fit for BENQ MP777 EP3735 EP3740 EP3735D EP4742 MX762ST+ MX713ST
99%NEW Original Remote Control For BenQ MP777 MP772 ST MP776 ST MP782ST EP3740 Projector - AliExpress