... 1201 (1ch, 2-way passive crossover)1) Terminal board integrated2) Frequency response: 1,000Hz, 5,000Hz3) X'over slope: woofer 12dB/ ... 1301 (1ch, 3-way passive crossover)1) Terminal board integrated2) Frequency response: 2,000Hz, 6,000Hz3) X'over slope: woofer 12dB/ ... 2-way passive crossover)1) Mounted inside the speaker box2) Frequency response: 120Hz subwoofer3) X'over slope: 12dB/Oct.4) Input power ...