No setting is required, insert battery then can use. Please make sure your old remote control is same as the image shown to prevent any incompatibility issues. Suitable for Projector. Suitable for model: -, -S31, -S300, -, -W31, -U04, -U32, -X4, -X31, -X36, -X300, -X350 More support model: for SVGA: -S05, -S41, -S400 for XGA: -X05, -X400, -X41, -X450, -970, -2042 for WXGA: -W05, -W41, -980W, -2142W for FUL HD: -U05 for EH-TW650 for -2247U for -U42 for -X39 for -W39 Color: As Shown Material: Plastic Package Contents: 1 x Remote Control (without 2xAA batteries) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.