Josenidny Color: BlackMaterial: PlasticPackage Contents: 20 x PC817c, DIP-4, Universal Photo Coupler 2 x I7660s, Super Voltage Converter, Charge Pump 20 x NE55, DIP-8, Timer, Pulse Generator, Oscillator <>10 x 358, DIP-8, Low Power Dual Amplifier10 x 324, DIP-14, Quad-Amp 10 x J4558, DIP-8, Dual Amp 10 x 393, DIP-14, Low Offset Voltage Dual Comparator10 x 339, DIP- 8, Low power quad Voltage Comparator5 x NE5532, DIP-8, Dual High Performance Low Noise Amp 5 x 386m, DIP-8, Low Power Audio Frequency Amplifier 2 x 2030, TO-220, Audio Amplifier in Penta Watt Package 5 x 2822D, DIP-8, Low Power Stereo Opire >3 x P 399, DIP-16, Cecho Audio Processor 5 x U842N, DIP-8, High Performance Current Mode Controller 5 x U843N, DIP-8, High Performance Current Mode Controller 5 x ULN2003N, DIP-16, Bipolar (T) Transistor Array 7NPN Darlington 50V 500m5 x ULN2803, DIP-18, Bipolar (T) Transistor Array 8NPN Darlington 50V 500m2 x DIP4 Socket7 x DIP8 Socket3 x DIP14 Socket3 xDIP16 Socket1 xDIP8-SOP8 Through Hole - Conversion AdapterPackage contents are above and other items are not included here. Note: The color and size of the actual item may vary slightly from the color and size on the website, depending on the lighting and your display. The margin of error for the measurement is 0.4 - 1.2 inches (1