High-quality shielded adaptor
Designed to allow the smartLav to connect to 3.5mm TRS devices such as cameras and audio recorders
Gold-plated contacts are colour coded??

Product Description

The SC3 is a high-quality shielded adaptor?? designed to allow the smartLav to connect to 3.5mm TRS devices such as cameras and audio recorders. The gold-plated contacts are colour coded?? with grey indicating the TRRS input.

http://www.amazon.com/gp/product/B00L6C8PNU