SX-218 is a dual 18" passive subwoofer speaker, which is specially designed to work with passive SX-210 system for those applications which need massive and extended low frequency reproduction. Outdoor use with black catalyzed polyurethane paint finishing. SX-218 subwoofer is the perfect choice which fits for all kind of touring applications.

The SX-210A have double 10"LF unit, double 2" compress driver. The systemadopt advanced branching map technique, made MF and LF output the samequality SPL. The line array speaker system took over us more than 3 years to develop and improve. The speaker box and loudspeaker also are waterproofit's suitable for outdoor place. lt meets the need for a high power, high bassimpact system that is versatile and scalable for a very wide range of applications in the live sound, corporate and fixed installation fields

PSⅡ Series systems include full-range systems,subwoofer and low frequency cabinets. PSⅡ Series systems are engineered to maintain the inherent coherency of two-way designs in the broadest practical range of applications.Advanced cone transducers deliver maximum output and thermal stability.Uses a unique cabinet design and rotatable constant directivity asymmetrical dispersion horn to provide both PA and stage monitor performance.This series combine with PS processor so that it can make perfect, powerful and strong sound effect.Great sound systems start with great speakers.Start your today with Seer Audio PSⅡ Series audio system.

The SRX-728 is an integrated ultra-compact package, designed to fulfil the need for high performance installed sound in clubs, bars, restaurants, retail outlets, conference facilities, post production suites, theaters, educational institutions, places of worship, museums and exhibition centers. The six full range SRX Series loudspeakers are complemented by four dedicated, high power sub-bass enclosures, ranging from the ultra-compact SRX-12 to the very high power SRX-283

The SRX-718 is an integrated ultra-compact package, designed to fulfil the need for high performance installed sound in clubs, bars, restaurants, retail outlets, conference facilities, post production suites, theaters, educational institutions, places of worship, museums and exhibition centers. The six full range SRX Series loudspeakers are complemented by four dedicated, high power sub-bass enclosures, ranging from the ultra-compact SRX-12 to the very high power SRX-283

The SRX-712 is an integrated ultra-compact package, designed to fulfil the need for high performance installed sound in clubs, bars, restaurants, retail outlets, conference facilities, post production suites, theaters, educational institutions, places of worship, museums and exhibition centers. The six full range SRX Series loudspeakers are complemented by four dedicated, high power sub-bass enclosures, ranging from the ultra-compact SRX-12 to the very high power SRX-283

S-IIA series pay attention on high and mid frequency. The high frequency timbre is caear and inviting, mid frequency is powerful and sweet, low frequency is strong. It can combine with SUB series subwoofer speaker if the area need a very low frequency, the sound effect will be more perfect.

S-IIA series ensure that all the audients enjoy the best audio effect in a great deal of big place.​

Compact dance club subwoofer system, half maze design in a heavily braced vented enclosure. high power voice coils and generously sized low frequency ports for low noise, high power operation. This series extended low-bass response and high efficiency make it the ideal partner for multifunction audio system, SUB series suitable use in DISCO, Clubs , bars and restaurants, Concert halls, Live sound in places of big show.

Compact dance club subwoofer system, half maze design in a heavily braced vented enclosure. high power voice coils and generously sized low frequency ports for low noise, high power operation. This series extended low-bass response and high efficiency make it the ideal partner for multifunction audio system, SUB series suitable use in DISCO, Clubs , bars and restaurants, Concert halls, Live sound in places of big show.