This post explains for the transistor.
Part Number: S9014, Marking : J6
Function: 45V, 0.1A, NPN General Purpose Transistor
Package: TO-92 Type
Manufacturer: KOO CHIN ELECTRONICS
Image
Description:
This is 45V, 0.1A, Silicon NPN Transistor.
See the preview image and the PDF file for more information.
S9014 Pinout 
Features of S9014
1. Complementary to S9015
2. Excellent HFE Linearity.
3. Power dissipation.(PC=0.2W)
Absolute maximum ratings ( Ta=25°C )
1. Collector to Base Voltage: Vcbo = 50 V
2. Collector to Emitter Voltage: Vceo = 45 V
3. Emitter to Base Voltage: Vebo = 5 V
4. Collector Current: Ic = 100 mA
5. Total Dissipation : Pc = 200 mW
6. Storage Temperature: Tsg = -55 ~ +150°C
Applications:
1. Per-Amplifier low level & low noise.
S9014 Datasheet PDF
