3 inch speaker 20 core 4 ohm 15W diamond basin k song audio diy square bass 79mm speaker

Feature:15W Stereo Audio Speaker 3" Hi-Fi Speaker 4/8 Ohm Full Range DIY Speaker.Made of carbon fiber and rubber edge material, durable and easy to install.Suitable for replacing old speakers, prefabricated houses, cars, ships, etc.You can freely adjust the bass as a creative DIY speaker.It can produce powerful and clear sound.Product Description:Magnetic circuit form: external magneticFrequency characteristics: full frequency bandRated power: 10WMaximum power: 15WRated impedance: 4Ω±15%Frequency response: 0.135kHzSensitivity: 82dB/WHarmonic distortion: 5TMD%Package Included:1*3 inch stereo speakers