2SA1115-E silicon PNP transistor by Mitsubishi. Hfe rank: E = 150 to 300 Downlkoad Mitsubishi 2SA1115 datasheet (OK so it's in Japanese, but you get the drift) : Please note, to add to the confusion these transistors are always marked simply as : 115 ( not S1115 as per normal convention) Status: NOS (New Old Stock) ex Pioneer. Testeed components: YES RoHS: no