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Louder. Clearer. Smarter. Where TS3 exceeded expectations TS4 redefines them completely. Building on the legacy of Alto’s best-selling TrueSonic speakers the TS4 Series delivers increased power clearer sound and advanced Bluetooth functions including streaming speaker linking and App control. Compact lightweight and designed for reliability the new TS4 Series makes it simple to get great live sound at every event. Whether you need a powerful vocal PA or club-shaking bass performance for a DJ set TS4 speakers deliver loud clear room-filling sound for any application. With a 15-inch woofer and a 1.4-inch compression driver TS415 delivers 2500W of class-leading power and clarity in equal measure. Available free for both Android and iOS the Alto App gives hands-on remote control over Bluetooth levels Speaker Use Modes Custom EQ and Sub Size selection. Further True Wireless Stereo linking can be configured remotely via the app to save time during setup. Every TS4 features an integrated 3-channel mixer with two Mic/Line input channels and a dedicated Bluetooth channel. The Mic/Line channels feature XLR/TRS combo jacks and can be used with microphones instruments and line-level signals without the need for additional hardware or adjustment. Just plug straight into the rear panel and you’re up and running. The ideal high-powered streaming solution TS4’s built-in Bluetooth connectivity makes it easy to pair your laptop phone or tablet and get the music pumping in no time at all. With the True Wireless Stereo function you can stream Bluetooth audio to two TS4 speakers in perfect stereo without the need for any cables. TS4’s three preset “Speaker Use” modes let you optimize the speaker for any application so you’ll get great sound every time at the touch of a button. For even more control over your sound you can configure a Custom EQ within the Alto App and remote adjust the settings from any listening point in the venue. You can even save your favorite Custom EQ setting direct to the TS4 for easy recall whenever you need it. From the high-quality drivers to the fanless class D amplifiers every aspect of the TS4 Series has been designed for superb reliability whether used for mobile gigs and performances or fixed installation. Each speaker features a lightweight sleek black box design that can be used as the application demands – freestanding as a wedge monitor pole-mounted or suspended via the integrated suspension points. Level up your live sound. Choose Alto Professional’s TS4 Series. Alto Professional TS415 15″ 2-Way Powered Speaker Features: 2500 W peak 1600 LF + 900 HF 1250 W continuous RMS 800 LF + 450 HF. FREE Alto App iOS/Android for remote configuration and control. Bluetooth audio streaming direct from device. On-board DSP with 4 Speaker Use modes inc. Custom EQ via App. True Wireless Stereo speaker linking via Bluetooth. Integrated 3-channel mixer with dual XLR -inch combo inputs mic/line switches and independent level controls. XLR Mix output Speaker Use and Sub Size Controls. 15″ driver 2.5″ 63 mm high-temperature voice coil. 1″ exit ceramic driver with 1.4″ 35 mm coil. Lightweight enclosure for easy transport set up and installation. Versatile design – pole-mountable wedge monitor or flown application with integral M10 suspension points. Powerful and efficient class D amplifiers with fanless cooling design to run cleaner quieter and with greater long-term reliability. Designed and tuned in the USA.