Power Holdings Inc is an international consumer audio product development and distribution company. We specialize in marketing high end audio components and accessories to music enthusiasts in North America.
Explore Our Products
The HPA V280 was developed with the aim of ensuring the highest transmission quality on low-, medium- and high-impedance headphones. These can also be symmetrical! Like its "big brother" (HPA V281), the HPA V280 also uses our acclaimed V200 amplifier technology for a neutral but still unusually warm playback.
- 4 power amplifiers with V200 technology- 1 sym. Headphone jack, 4-pin XLR- 2 unsym. Headphone connections - lowest noise- Highest output voltage (60 Volt internal operating voltage)- Strongest output (best suited for low-impedance headphones - also magnetostats)- Highest damping factor- Pre-gain (5-fold pre-amplification)- Channel-separated structure- DC coupled (can be switched off)- ALPS RK27 high-grade volume control- High quality OpAmps in the signal path- ALPS RK27 high grade balance regulator- High quality MKP capacitors in the signal path- 0.1% and 1% metal film resistors throughout the device- Discretely constructed power amplifiers with 8 transistors per channel- 2 headphone jacks, Neutrik, silver plated- Delayed connection / disconnection of the headphone connections via relay- Two toroidal transformer- High sieve capacity in the power supply- Ground lift switchable
Optionally 6 different digital inputs are available:Coaxial, Optical or USB with up to 96 kHz or 192 kHz Sample rate.
The HPA V280 can be equipped with one of 6 different digital inputs:Coaxial, Optical or USB with up to 96 kHz or 192 kHz Sample rate
max. input level
max. output level:
THD+N (@ -1 dBFs)
Welcome to Power Holdings Inc! We have been in business since 2008 providing audiophiles with equipment and customer service that we are proud of. Our brands are sold throughout the USA and Canada both online and in retail stores. Please see our list of AUTHORIZED RESELLERS to find a dealer near you. You can also purchase these products on this website. If you have any questions please feel free to Contact Us.
Enjoy the music, Arthur G H Power IV