Description: High Performance40W 4 Universal audio speaker is flexible, has good compliance, low response speed, and is suitable for long stroke working environments.Features5.25 inch round aluminum basin speaker, full range speaker, clear vocals and rich mid range. The sound basin is made of a special basin, which is low, thick and powerful. The basin frame has ventilation holes for better heat dissipation.Audio Midrange LoudspeakerThe unit has small diameter, high sensitivity, good bass, and provides stereo sound.Scope of ApplicationCar stereo speaker is easy to install, it is suitable for desktop boxes, home theater mid range equipment, etc.SizeWith a maximum diameter of 15.2cm, this compact size car speaker can easily fit in your car without taking up too much space. Specification: Frequency Range: 55Hz-8KHzDistortion: Less than 7% Size Chart: 15.2cm/5.98inch Package Includes: 1? Audio Speaker? Note: Please allow slightly errors 1-2cm differences due to manual measurement.