The Pro Co CB1 is a passive direct box. The CB1 allows you to plug a high-impedance input directly into your low-impedance system, reducing noise. This is a used unit in perfect working condition!

Features:

• Passive Direct Box – no batteries or phantom power required.
• 1/4″ input
• 1/4″ output (loop-through)
• XLR Male Lo-z connection
• Not recommended for speaker use