参数frequency response:45hz-20khz(-10db) 50hz-19khz(±3.5db)rms power:1600wprogr···
frequency response:50hz-20khz(-10db) 55hz-19khz(±3.5db)rms power:800wprogram po···
参数frequency response:45hz-20khz(-10db) 50hz-19khz(±3.5db)rms power:750wprogra···
参数froqucncy rasponse:55hz-20khz(-10db) 60hz-19khz(±3.5db)rms power:700wprogr···
frequency respanse:50hz-20khz(-10db) 55hz-19khz(士3.5db)rms power:650wprogram po···
参数