maximum range of 200m (in open field) variable volume control of about 70 to 97 dB ( A) 8 melodies (call differentiation ) wall mounting 1 LED ( red) as a warning light when the batteries in the receiver Transmitter Hoseproof IP55 with nameplate and LED function indicator incl. 1 x 3V CR2032 battery Receivers Batteries not included ( 2 x 1.5V LR14 / baby) 256 radio frequencies with self-learning coding Dimensions: 180 x 125 x 45 recipients mm / transmitter 34 x 96 x 20 mm Colour: anthracite / silver, black transmitter Compatible / upgradeable with all HX devices This wireless chime set is also suitable for connection to an existing doorbell system
