MIP3 DingDong Battery Operated Portable Door Chime Kit White. DIFFERENT TUNES DIFFERENT BELL PUSH The 3rd generation in MIP System technology allows you to choose different sounds for different bell pushes and other transmitters with the flick of a switch so you can identify which door or room has been activated. Compatible with previous MIP System generations. High quality true Ding Dong sounds custom-made for the UK market. Single Ding Dong is available on the chime unit but when using selection switch from transmitters 3 other ding dongs can be selected. The 3rd generation has a huge 175m wireless unobstructed range expandable further by using the MIP Signal Booster accessory. Includes a Window Sticker to ward off cold callers from your door. Easy DIY installation no wires no fuss Requires 2x AA alkaline batteries (not included) Flashing strobe indicator Portable belt clip Wall mountable using hang hole Waterproof bell push with battery included Chime dimensions: H6.0 x W9.0 cm approx. Colour: white/grey Packaging: Giftbox Ref: UTWI2861