Printed circuit board
||Etched into the right of the solder side
||Stamped on the lower right of the component side
||Stamped on the lower left of the component side
||Stamped on the lower middle of the component side
overall: 1/2 in x 2 1/2 in x 4 1/2 in
The object is an unlabled printed circuit board (PCB) with on-board components.