◆To end a 4 "15 inch in high-power bass speaker voice coil

◆strong cellular type steel net to protect horn from external shocks

◆enclosure made of high density clip their hard coating can withstand various friction and collision

◆Taken the acoustic shock absorber, improve safety, and improve quality

◆Taken the humanization design of crane accessories can easily realize stack and hanging installation mode

◆convenient installation safety

◆Taken the tone balance of nature