The record contains 1 TX-0 plug in bottle transistor module. The module is made up of 2 parts. There is a seven pin socket with 2 transistors, 2 resistors, and 1 capacitor soldered to the curcuit side of the socket. There is also a clear plastic bottle that screws onto the socket and encapsulates the soldered components. The top of the bottle is painted white with a red dot. The bottle is not labeled with a number.