Features: and high quality Treble and Bass Dual Frequency Divider: This is a professional frequency divider, widely installed in speakers. It separates mixed o signals into treble and bass frequencies, then sends them to the corresponding tweeter and woofer units for playback, enhancing overall sound quality. Plays an important role in full-range signal segmentation. Perfect HIFI Sound: Speaker Frequency Divider makes the treble clear and increases bass intensity, allowing you to enjoy clear and natural music. Supports treble and bass dual frequency output, helping transmit treble signals to the tweeter and bass signals to the subwoofer. High Quality and Super Durability: Features wire wound ceramic resistors and high-quality metal film capacitors, ensuring high power handling, long-term durability, and resistance to burnout. Wide Application: Hi-Fi sound filter o module board, widely used in treble and bass speakers, car full-range speakers, or for independent treble/bass use. DIY Speaker Circuit Board: 2-way frequency divider with precise cutouts and circuit design, suitable for free welding and ideal for DIY projects. High quality and easy to solder. Specifications: Filtering: Treble + Bass 2 Ways Power: 450W (up to 800W compatible) Frequency Point: 2850Hz Impedance: 4-16 Ohms External Dimensions: approx. 178x127x52mm / 7.01x5x2.05in Opening Size: approx. 141x91mm / 5.55x3.58in Note: Please allow 0-1cm error due to manual measurement. Ensure you are comfortable with this before purchasing. Due to differences in monitor displays, the image may not reflect the actual color of the item. Thank you! Package includes: 1 x 2-Way o Speaker Crossover