Harmony XB4, Relay Antenna, AC/DC, 5m cable output

This relay antenna is part of the range Harmony XB5R plastic and XB4R metal wireless and batteryless pushbuttons. Installed between transmitter and receiver it is used to increase the range and/or get round obstacles. It is impact resistant, dust resistant, water resistant and vibration resistant thanks to its IP65. It makes it ideal for operation in harsh environments.