The Phonic XP 3100 amplifier is not selling at Retrevo any longer.
Customers who are shopping for a amplifier today are looking at the following popular models.
Art HeadAmp4 - Four-Channel Stereo Headphone Amplifier
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Pyle PZR30XA Amplifier - 4400W
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Pyle PEXA5000 Amplifier - 2500 W RMS - 2 Channel (5000 W PMPO - 10 Hz to 50 kHz)
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