CT is a project installation series; the cabinet has the best performance obtained by the Seer selected crossover. It is designed for sound reinforcement in places with high sound quality. Its product models are very complete, from single 8- inch to double 15-inch full-frequency sound range, which can meet the performance sound reinforcement of the occasion. For large and medium-sized performances, CT-252 double 15-inch is used with CT-118 single 18-inch, CT- 218 double 18-inch earthquake subwoofer and CT-12,CT112-V3, CT-15 high- power monitor speakers. CT provides perfect sound characteristics, high sound pressure level, strong penetration, low distortion rate. High Q value, large dynamic range. The design of the CT series is a humanized slide rail hanging installation system and the bottom of the speaker is designed with support holes. Hanging installation is very simple and convenient, saving time and effort. You only need to spend half an hour to install the entire system.