Features Specifications:Sell PA System  V-100 key features: 2-way ,surrounding speaker Whole molded plastic enclosure High frequency transducer protection circuitry  Unique figure for convenient installation as single, double, triple and quadruple Clear and accurate sound in precise monitoring V-500/V-500P key features: This GRF loudspeaker is engineered to provide high-quality sound for permanent installations. Its compact size and design set an industry standard, making the V-500 loudspeaker a favorite among architects and visual merchandisers. It is well-suited for venues where aesthetics and audience sight lines are important ,such as houses of worship, auditoriums, theaters, airports, gymnasiums and mall atriums. Behind each grille are five 4.5-inch full range drivers. This allows for more controlled horizontal and vertical coverage patterns, making the V-500 loudspeaker an excellent choice for speech and light music applications. V-600/V-700 key features: Can be assembled by several units according to different angles and environmental requirements With built-in standard linearity HF  MF&HF delivers the pure and transparent sound for keeping the high-grade fidelity Standard flyable setting, be applicable for public, church, conference room and multi-functional hall