New Dual Side Keyboard Internet Remote---for Vizio M420sl M470sl M550sl E701i-a3 601i-a3 New internet App TV remote, with Keyboard and Qwerty remote. some knowing TV models support as below: E472VL /E472VLE/E552VLE E460ME M420SR M420SV M470SV M550SV E3D320VX E3D420VX E3DB420VX E3D470VX M320SR M3D421SR M3D550SR M3D460SR M3D420SR XVT3D474SV E3D420VX XVT3D650SV M420SV M470SV M550SV M420SL M470SL M550SL;; M420SV M470SV M550SV M370SR M420SR M420KD E551VA M470VSE - M650VSE - M550VSE E420i-A1 E500i-A1 E601i-A3 E601i-A3 E420i-A1 E500i-A1 E601i-A3 E470i-A0 M420SV M470SV M550SV M420SL M470SL M550SL M370SR M420SR M420KD E551VA E601i-A3 M470VSE M650VSE M