NE5532 Low-pass Filter Board DC12-24V Subwoofer 2.1CH/Pre-Amplifier Preamp Board

Audiophile-grade NE5532 low pass filter board with built-in NE5532 op amp. This board is perfect for adding a subwoofer to your 2.1 channel audio system. It features a low-pass filter that will send only the low frequencies to the subwoofer, while the high frequencies will be sent to the main speakers. This results in a more balanced and immersive sound experience. Product Features: – Audiophile-grade NE5532 op amp – Low-pass filter with adjustable cutoff frequency – Fully assembled and tested – Easy to install Specifications: – Power supply: DC 12-24V – Input impedance: 47Kohm – Output impedance: 100ohm – Frequency response: 20Hz-200Hz – Dimensions: 100mm x 50mm Benefits: – Improves the sound quality of your 2.1 channel audio system – Adds a subwoofer to your system for a more immersive sound experience – Easy to install and use Key Usage Points: – Ideal for use with subwoofers – Can be used with any 2.1 channel audio system – Easy to install and use Additional Features: – Built-in power supply – Over-current protection – Short-circuit protection