Broan RC305RW Door Chimes - Rosewood Finish
The styled brass insert, the rosewood frame or the walnut frame and the high quality sound from their brushed brass resonance chambers, the RC305 is a winner all the way. * Operates with either 16 volt transformer or two 9 volt batteries(transformer and batteries not included) * 8 or 4 notes for the front door and 1 note for rear or side door * Lighted buttons require transformer operation