The B322/B323 portable wireless door chime has a 50 metre operating distance with an 80db rating. It provides a choice of two melodies. Self-learning codes will keep the code even when the batteries run out and are replaced. Both chime units can be placed in a different places within their operating distance to maximise the volume and range, This twin door chime can have up to 2 bell pushes controlling the chime.
The Push requires 1 x 23A battery (included).
B322: 1 x Portable Chime, 1 x Plug In Chime & 1 x Wireless Push.
B323: 1 x Portable Chime, 1 x Plug Through Chime & 1 x Wireless Push.