Romulan Talon Scout

in 2366. The Admiral set the ship to self-destruct before Federation personnel could board and inspect it, in order to prevent the Federation from learning about Romulan technology.
The Talon class scout ship is a light scout vessel used for general patrol in areas where a Romulan Warbird is not required. Admiral Jarok used a Talon to cross the Neutral Zone during his defection