Brand Name: ISUDAR Model Name: SU6901 Subwoofers Types: Enclosed Subwoofer Systems Out Power: 150W RMS Item Type: Subwoofers Voltage: 12V Item Weight: 4.7kg Color Name: Black Item Size: 6x9" Signal To Noise Ratio: >90dB Frequency Range (Hz): 20HZ-150HZ THD: <0.4% High level...