Crunch Powerzone Series PX-1025.4 + Gravity Magnet Phone Holder Bundle. Class-A/B Full Range 2 ohm Stable 4-Channel Amplifier. 05% Signal to Noise Ratio: >90dB Variable high-pass filter: 60 - 1200 Hz Variable low-pass filter: 30 - 250 Hz Switchable Bass Boost: 0, +6, +12 dB bass boost.
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