Heidemann HX 70825 Wireless Chime Set (Anthracite, Max. Range 200 m, Volume Adjustable to 90 dB up to 90 dB, 8 Melodies Adjustable, Bell, Includes Transmitter + Receiver, Doorbell)

The HX system - wireless bells with integrated HX system allow limitless extensions and compatibility between all HX components. Design your bell system according to your needs! Each HX gong features 8 different melodies. HX-FUNKTECHNOLOGY - The HX radio frequency is designed to easily penetrate even larger obstacles. There are also 256 different radio channels. This prevents overlaps with other devices nearby (e.g. garage doors or weather stations) Call division - When using multiple radio transmitters, each transmitter can be assigned a different melody. So they always know where the bell was ringed! Optical call signal - The radio receiver of the wireless bell set has a visual call signal, which can be seen in the form of 5 bright light flashes. So you can even see the bell signal Mode switch: switchable to only ring/only LED/ring and LED