The HJA-4 is a pack of four high-quality adaptors for converting headphones with 3.5mm plugs (as used on most consumer devices) for use with equipment that has the larger ¼” headphone sockets. They are particularly suitable for connecting headphones to the RØDECaster Pro and the AI-1.
Specifications
Dimensions (mm): 45mm W x 10mm H x 10mm D (each)