Extra loud Door Chime for use wall mounted or free-standing around your home and garden. With an extra loud 98dB(Aa) sound output and volume control, this door chime is ideal for the hard of hearing or use in larger properties. Features: The Door Chime is wireless, so no wiring is required, and with an extensive operating range of up to 200m, you never have to miss a visitor or delivery 30 different chime melodies to choose from 98dB(A) sound output with volume control Flashing blue LED chime alert, as a visual indicator the door chime is ringing 3 operating modes - chime sound only, blue LED alert light only and both together, so you can set your Door Chime to operate exactly as you want it to The memory feature means that the pairing is memorised when batteries removed Compatible with all other Wireless + Uni-Com door chimes, so you can add extra bell pushes and chime units to extend your door chime system around your home Specifications: Dimensions: H:12.5 x W:12.5 x D:3.8 cm Weight