Bose L1 Compact w/ carry Case & Bluetooth Adapter - Bundle This Bundle contains 2 items: (1) Bose L1 Compact Portable Line Array System ; (1) Logitech 980-000910 Bluetooth Audio Adapter Bose Spatial DispersionTM loudspeaker technology delivers sound evenly across the stage and throughout the audience even to the extreme sides Two ToneMatch channels with fixed presets for a handheld microphone and an acoustic guitar Integrated bass speaker in power stand Two setup positions: collapsed for smaller spaces or extended for larger ones