This JBL 14B CPB crossover board is a must-have for vintage audio enthusiasts. It is specifically designed for use in HT1F speakers, but can also be used with other JBL models. The board has been well-maintained and is in excellent working condition. With this JBL 14B CPB crossover board, you can expect high-quality sound and reliable performance. It is a great addition to any vintage audio setup and will surely impress even the most discerning audiophiles. Don't miss out on this opportunity to elevate your listening experience.