COPPIA DIFFUSORI PASSIVI DA INSTALLAZIONE. YAMAHA VS4. COMPLETI DI STAFFE COLORE NERO. The Perfect Complement A superb blend of aesthetic simplicity and functional sophistication. the VS Series delivers high quality sounds in a variety of indoor and outdoor settings. particularly locations where interior design is a consideration. Let the VS Series be the perfect complement to your sonic needs. Tap selector switch is located on the rear panel to select the power tap of 70V/100V line distributed system or 8Ω sound system. The setting can be easily adjusted by rotating the tap selector with a screwdriver. The terminals and tap selector can be protected using the supplied cover. The speakers are supplied with dedicated. color-matched brackets for fast and easy installation. The brackets can be set either horizontally or vertically. depending on where you want to mount the speakers.