Shop name:Chong Qing Shuo Yue Ke Ji You Xian Gong Si Imported audio special capacitors, high-temperature inductance, silver-plated contacts, high-current switches, of the frequency divisions are rigid, and the sound quality cannot be adjusted after installation. This frequency division adds a sound quality adjustable switch, which can be used in three stages. Adjustable, you can adjust the sound quality to your satisfaction according to your needs, equipped with solder-free terminal blocks specifications: : T-31 (Pure Tweeter Crossover) : 100W Impedance: 2-16 ohms Colour:Green+red Material:abs Size:73 x 48mm Package Contents: 1 * Pure tweeter crossover Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.