The Parasound Halo A21+ Elite Balanced Power Amplifier is engineered to satisfy the most demanding audiophiles. Delivering 300 watts x 2 at 8Ω and a blistering 500 watts x 2 at 4Ω, its high bias Class A/AB circuitry—designed by the legendary John Curl—offers precision and rich tonality even at high loads.
- Peak current of 60 amperes per channel supports dynamic listening experiences
- Compatible with speaker impedance dips as low as 1.5Ω
- Balanced inputs with discrete CHK Infinium circuitry
- Custom gold-plated RCA input and loop outputs for optimal signal integrity
- Independent power supplies and toroidal transformer for ultra-clean delivery
- Direct-coupled signal path ensures minimal distortion
- Automatic turn-on via audio sensing or 12V trigger
Whether you’re comparing Parasound Halo A21+ vs Emotiva XPA or scanning high fidelity class A amplifier reviews, this amp stands out for its power, clarity, and control. For long-term performance, regular dusting and ventilation checks are all it takes to maintain its brilliance.
Patricia Jimenez (verified owner) –
Switched from Emotiva to the Halo A21+ and noticed a dramatic leap in soundstage and depth. Easily the best stereo power amplifier for audiophiles in its class.
John Garcia (verified owner) –
Installation was smooth and effortless. Build quality is top-notch, and the performance—especially bass control—is phenomenal.
Gregg Bailey (verified owner) –
Crystal-clear highs, deep bass, and zero distortion even at high volumes. Couldn’t be happier with my purchase!