Features: Easy to use, high bass assign more accurate. Great parts for car speakers, practical and professional. Treble and bass four modes adjustment, full free welding. Treble and Bass 2 way Frequency Divider, it can be used for home stereo or car stereo. Specifications: Material: Metal Color: As Picture Product Size(about): 5 x 2 cm Package Included: 1 x Frequency Divider Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement.