Boya BY-MP4 audio adapter for smartphones and cameras

Boya BY-MP4 is a versatile 2-channel audio adapter that lets you connect two microphones or wireless receivers to a smartphone, DSLR, mirrorless camera or camcorder at the same time. Three integrated cold shoe mounts provide room to attach microphones, lights or other accessories directly to the adapter.

Key features

• 2-channel inputs: three 3.5 mm mono/stereo jacks
• Output: 3.5 mm TRS (for camera) and 3.5 mm TRRS (for smartphone) cables included
• Mono and stereo recording modes
• Passive design - no batteries or power needed
• Cast aluminium body for durability
• Three cold shoe mounts for attaching microphones, lights and accessories