Replaced Remote Control For Bose Solo 5 TV Sound System SoundBar 4187751. Product Introduction This is for Bose replacement remote control, it can be used for the Bose speaker, soundbar, as well as most BD/DVD, TV, AUX and other devices. This product has two power buttons, the third one "Source Power " for the control of other equipment power switch key. The second power button "Power" for the control of bose speaker/soundbar power switch key. The "MUTE Key" & "Volume" can only be used for the bose2 Setting Code (1) Press TV device key and key it in three seconds, the green lamp of TV device key is lighting(keep bright), input the brand code you want to set, press VOL+ button to lock the code, then press MENU to confirm the code you want to set, at this time the green light flashes twice, and finally press the EXIT button to confirm exit setting.Power Supply: 2X 1.5V AA Alkaline Alkaline Battery(Without battery)Color: blackMaterial: plasticPackage Contents:1 x Remote ControlOnly 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.