Illuminated (only when connecting to bell transformer) as well as non-illuminated bell push-buttons may be used.

• silver
• volume approx. 80 dB (A)
• H x W x D 160 x 115 x 38 mm
• connects to 8 V ~ / 1 or 2 A bell transformer or to battery (4 x 1,5 V LR14 Baby) (not included in delivery)
• effortless installation by integrated push-in connectors
• useable as single-tone and/or two-tone chime (call differentiation).