Cinema level sound effects are transmitted using standard S/PDIF protocol, supporting PCM Dolby Dolby DTS, 5.1 and other audio signals Sound without delay and distortion, micro convex lens allows for high beam concentration, reduces beam reflection times, and reduces transmission time difference Using Mitsubishi fiber cores imported from Japan for faster and more stable transmission Aluminum alloy shell is scratch resistant, pressure resistant, and durable High density nylon woven mesh