Thank you very much for viewing our products out of the many products available. ■ Manufacturer: #SONY #Sony ■ Category: #PersonalAudioSystemRemoteControl ■ Model Number: #RMCRS500 ■ Compatible Models: RM-CRS500 ■ Color: Gray ■ Item Condition: Used (Refurbished) Please note that batteries are not included with this product. Please purchase with this in mind. * Since this remote control does not have an audio unit, we have not confirmed its operation, so please consider your purchase carefully. It will be treated as a junk item. It is recommended for those who repair it themselves to use it for parts. Also, we cannot provide support for setting methods, so please do it yourself. This product has been cleaned and disinfected with alcohol, so you can use it with peace of mind as soon as it arrives. If you have any questions about the product, please feel free to let us know in the comments! #SONY #RemoteControl #JunkItem #Repair #Parts