Nobsound & Douk Audio. Douk Audio / Nobsound / Little Bear etc. Enjoy powerful, distortion-free sound that fills any space. Digital Amplifier. Audio Amplifier. Tube Amplifier. Headphone Amplifier. Flexible FLAT/SUB mode switch: G2 PRO is a mono channel amplifier with 2 working modes, can serve as both a full-frequency or subwoofer amp for both active and passive subwoofers.
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