BOSE has always been known and appreciated for taking audio to higher levels with unique, forward-thinking designs, and the L1 Model II single bass package with ToneMatch audio engine follows this successful formula. It is the premier BOSE L1 loudspeaker system for musicians, with their smoothest, most consistent sound coverage and most powerful tone-shaping tools. Lightweight and modular, this sleek L1 Model II system is extremely portable, easily fitting into a car trunk and so simple to put together, you're ready in a few minutes.One of the most portable sound systems for musicians offered by BOSE, combines the L1 Model II single bass package with ToneMatch audio engine provides wide coverage, smooth tonal balance, and a suite of studio-class effects and tone-shaping tools. It's packed with proprietary BOSE technology designed to improve your amplified sound.Like the original, award-winning BOSE L1 loudspeaker system, this Model II sound system is an all-in-one innovation that replaces conventional monitors, mixers and PA speakers. The system's breakthrough loudspeaker produces uniform sound coverage of nearly 180 degrees—onstage and throughout an audience of up to several hundred with little dropoff in volume and tone.The Model II system's enchanted tonal balance comes from BOSE's Articulated Array speaker technology. The loudspeaker's 24 vertically mounted drivers are precisely angled to create clearer highs and more consistent tone in the room. Even people off to the sides of these stage speakers enjoy well-balanced, detailed sound.Deep bass from small enclosuresBOSE L1 Model II systems come with one B1 bass module to ensure more accurate amplification of lower notes for most voices and instruments - including guitars, keyboards and various horns. Like most of BOSE's equipment, the B1 bass modules are considerably lighter and smaller than conventional bass bins required for the same performance. Light and easy, yet toughThe L1 Model II power stand weighs only 24 pounds, and its four retractable legs make it very easy to transport and set up. The power stand also has a simplified control section; the single line-level input can be used with instruments, mics, mixers, laptops, MP3 players or DVD systems. Having said that, all of the system's components are also built to handle the road. The loudspeaker has a rugged, reinforced grille, and includes padded carrying bags for the major components.T1 ToneMatch Audio EngineCombining the T1 ToneMatch audio engine with an L1 system gives you exceptional amplified tone and sound processing capabilities. The compact, four-channel engine provides fingertip control of BOSE's largest library of ToneMatch presets. Just touch a button to make hundreds of precise refinements to the sound of instruments and microphones.The T1 ToneMatch audio engine is designed to enric