Byron 771 Wired Door Chime is a hard wired wall mounted door chime with electro mechanical ding dong. Powered either via a separate transformer or via a 9V battery NOT included....
Price: £8.95 from Tooled Up
Byron 779 Wired Wall Mounted Chime is a hard wired wall mounted door chime with an electro mechanical ding dong or just ding. Powered either via a separate transformer or via 4 x C cell batteries NOT included....
Byron 761 Door Chime Budget Kit is a hard wired wall mounted door chime kit with 8 melodies. Includes bell push, door chime, cable and clips. Requires a 9V battery NOT INCLUDED....
The Byron DB301 Wirefree Portable Door Chime kit has a 30 metre operating distance. Has a fixed code with a ding dong chime. The Chime requires 3 x AA batteries NOT included.The Push requires 1 x 23A battery included....