The DESTA (DEC Ethernet STation Adapter) is used to connect a computer with an AUI interface to a ThinWire network.

Tested and Working.

Condition is Used with the sort of patina you would expect from a device of this age. 

Dispatched with Royal Mail 2nd Class.

I've added Worldwide postage so this shows up overseas, but the amount is probably an overestimate. I'll fix it for overseas buyers once I know the county and can do a realistic quote. Please send me a message via eBay so that I can do that for you.