NEC Aspire 24-btn DLS Console Black 0890053. 24 Button DLS can be attached to the Aspire 22 Button phones or the 34 Button phones Busy Lamp Field (BLF) Provides 24 more buttons for programming, line or station keys 5 programmable keys 1 fixed feature keys for Paging PLEASE NOTE: NEC Aspire 24 button DLS consoles are NOT regular consoles. The NEC Aspire 24 button DLS console requires a NEC Aspire phone system to operate. Customers are responsible to make sure that the parts ordered are compatible. The best way to make sure you are ordering the right NEC Aspire 24 button DLS console is to turn the console over and look on the bottom for the part number. It should have the following located on the bottom of the console: “NEC Aspire 24 button DLS console #0890053 or #0890054”. Remember, there is a 25% re-stocking fee which we do not enjoy imposing. So please consult with us regarding the NEC Aspire 24 button DLS console or any other NEC phone system component if you are unsure of what your are ordering. Our goal is your total satisfaction and lasting business.