Bose® L1® Model II System: B1 Bass Module and ToneMatch® Audio Engine | Bose
Discover the L1 Model II system with B1 bass and ToneMatch audio engine. Let this advanced system match to your individual instrument. ... Dimensions L1 Model II Cylindrical Radiator ® loudspeaker top 43.5"H x 3.5"W x 4"D ( 110.5 cm x 9 cm ......