Solid Brass Rectangular Art Nouveau Style Door Bell (Antique Brass Finish). This doorbell is made from solid brass for decades of service. Even the button is made from metal - and each item is hand cast and hand finished to maintain a high level of detail. This doorbell measures 2 3/8 Inches wide by 4 1/4 Inches tall with a projection of 1 inch. Several designer finishes are available including Polished Brass, Antique Brass (shown), Oil Rubbed Bronze, Polished Chrome, Polished Nickel, Antique Nickel, Brushed Nickel and Verdigris. Direct screw mount and connects on normal door bell voltage with two common wires.