Our Series 9 wireless chime includes many functions that make your life easier and fulfills many application requirements thanks to the various sets. All sets offer you: Built-in repeater/wireless amplifier increases the range to up to 400 m (measured in open field), volume control, listening range up to 100 m, selection of 8 melodies, sleep/mute mode, optical notification via HALO light ring with additional LED flash light, including brackets, up to 5 years battery life, required batteries for chime 4 x LR14 (C) AA, for PIR motion detector 9V (6LR61), optional power connection for chime via micro USB, size 126 x 126 x 41.8 mm, 200 m range in open field
