This is one of the semiconductor types. This part name is C2785.
This product has 2SC2785 functions.
Manufacturers of product is NEC.
Image and pinout :
C2785 PDF Datasheet
Some of the text files within the PDF file
The C2785 is designed for use in driver stage of AF amplifier and low speed switching.
1. High Voltage : Vceo : 50V Min
2. Excellent hFE Linearity : 0.92 TYP.
3. Complementary to the NEC 2SA1175 PNP Transistor
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Please refer to the file for details.