How much does this cost to the nearest dollar?

Soundavo Class D Subwoofer Amplifier with Crossover/Phase Control 300W Max / 150W RMS
✅ High Output Performance Provide 240W RMS @ 4 Ohms (150W RMS @ 8 Ohms) of deep, hard-hitting high fidelity bass amplification and is tailored for home audio and home theater audio systems ✅ Adjustable Low Pass Filter & Phase Controls Allows compensation for subwoofer location relative to the main speakers, can be adjusted from 0° to 180°. The Low Pass Filter from 35Hz to 180Hz. ✅ Easy Connection to Any System Features a stereo/mono line level audio input that can receive full band audio from any audio amplifier, receiver or preamp or an LFE input, also features a stereo

Price is $340.00

Price: $339.99