REVEX Wireless Chime Receiver and Transmitter Set X1800 X10 [Condition] ・Receiver X1800 Operation confirmed with AC adapter connection. Chime sound may become unstable at times, but reception via light and sound has been confirmed. Volume adjustment also confirmed. ・Transmitter X10 Set of 7. Operation confirmed on all transmitters. Reaction confirmed with the receiver. All transmitters include brackets for wall mounting. ※This is a set sale only. We do not offer individual sales, so please understand. Both the receiver and transmitter have minor dirt, but are generally in clean condition. As this is a used item, please refer to the photos and consider before purchasing.