Super Tweeter 3-Way Speaker Treble Crossover Frequency Divider Volume Control Warm tips: this price is for 1 piece, if you want 2-channel use please buy 2PCS. The default three-level crossover frequency points are 5.6K 7K 9K Features Wiring: Positive to the knob, the right side of the post red and black input, the left output. The output terminal is connected to the tweeter, each channel using one, red and black directly connected to the speaker terminal. Frequency division: 2-way frequency divider, crossover point for the 5.6kHZ/7kHZ/9kHZ, with volume control. Usage: It can filter out the inclusion of high-frequency signal in the low-frequency signal, let your system's high and low-frequency sound more in tune, the whole system more balanced. Appearance: Aluminum chassis, anti-knock, shielded, waterproof. Parameters Dimensions(W*D*H): 8012055mm/3.15*4.72*2.17in Net weight: 0.8kg/1.76lb Package weight: 1.2kg/2.65lb Package List 1 Frequency divider