Adjustable crossover: Suitable for bookshelf speakers, etc., this model can independently change the sound quality and adjust the effect to the user's preference. 1: Use audio-specific capacitors; 2: The inductor is wound by high-temperature resistant copper-clad aluminum enameled wire. 3: The crossover comes with soldering-free wire terminals 4: The high-current knob on the panel can quickly adjust 16 different sound quality combinations, between 6dB and 12dB. 5: The sound quality is adjustable, the design is reasonable, the appearance is exquisite, and the sound quality is beautiful. Debuggable, can change the effect: The crossover wiring panel is equipped with two knobs to control different circuit combinations and change the sound quality. The bass knob switches between bass, sub-bass, full tone and mid-bass; The treble knob switches between super treble, treble, mid-treble and -treble. The relationship between different bass gears and volume: Bass medium, sub-bass thick, full tone bright, mid-bass big The relationship between different treble gears and volume: Super treble small, treble medium, medium treble big, slightly treble slightly With welding-free wire terminals, you can twist the wires with a screwdriver without soldering iron, which is convenient and fast. The crossover is an indispensable accessory of the speaker. It is called the brain of the speaker, but it cannot be seen when installed inside the speaker, but it is saved by many manufacturers. The old crossovers are rigid, inappropriate after installation, and cannot be changed. Sometimes the treble is too strong and the bass performance is poor, or the bass is too thick and the overall sound is not clear. It is difficult for beginners to solve the problem and they need to replace it with another one. It may not be suitableand the cost is high. This frequency divider can choose to change the effect to meet the needs of different users. Power: 350W Frequency points: 16 combinations in total, determined by debugging Circuit: 12dB/6dB Opening size: 108mmx60mm Panel size: 136mmx89mm Color: Black material: plastic Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use Package Contents: 1 x Frequency Divider Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.