1. Compatible with Smartphones, DSLR cameras, Camcorders and PCs.
2. Compact On-Camera microphones
3. Rugger Metal Construction
4. No battery required. 

BOYA Microphone System ( Wireless & Wired ) for Smartphones , DSLR cameras & Camcorders 
We already spent ten years in making one and ONLY one product –Microphones
 
BOYA-the most prominent and focused developer & manufacturer for electronics–acoustic products in China, while already achieved biggest market share in China and South East Asia , is not complacent and will stick to upgrading existing products lines and launching new products for the ever changing and diversifying needs of this niche market.