MT H-Fi Version2.1 Tone Board Preamplifier.

• Shapes audio frequencies cleanly before amplification with its MT H-Fi preamplifier circuit board. • • 12V power input • • 4 rotary knobs for treble, alto, bass, and volume control • • RCA audio input and terminal output connections • • Dual-channel design To order, visit shop, call, text or WhatsApp