Vizio Smart TV Qwerty Keyboard Remote for Vizio Smart TV ModelsNew vizio 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..