Byron-Wireless-Db300-Doorchime-Kit
The byron db300 doorchime kit is easy to install and features wireless technology, ensuring you never miss another visitor.dimensions in mm: (h)120, (w)65, (d)70.chime output: 80db - 85db.wireless: yes.range: 30m.features: 1 melody, plug in and portable units.material of chime and bell push: plastic.colour of chime and bell push: white.batteries: 1 x 23a battery required (included) and 3 x aa batteries required (sold separately).fixings: included.