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Description
Violectric DHA V380 Headphone Amplifier, Preamp, and DACWhy choose between a studio quality preamp, an audiophile headphone amp, or a cutting edge DAC when you can have all three with the DHA V380 from Violectric, a versatile D A converter with resampling and reclocking functions, a high quality loudspeaker preamplifier, and a balanced stereo headphone amplifier. With support for up to 600 ohm headphones, this unit can drive the most demanding headphones, such as planars and low impedance dynamics, while
Why choose between a studio-quality preamp, an audiophile headphone amp, or a cutting edge DAC when you can have all three with the DHA V380 from Violectric, a versatile D/A converter with resampling and reclocking functions, a high-quality loudspeaker preamplifier, and a balanced stereo headphone amplifier. With support for up to 600-ohm headphones, this unit can drive the most demanding headphones, such as planars and low-impedance dynamics, while the two per-channel DAC chip provides 32-bit digital-to-analog conversion, with support for up to 384 kHz PCM sampling rates and DSD256 decoding.
The V380 sports a plethora of I/O including RCA dual stereo pair inputs, balanced XLR line outputs, RCA stereo outputs, diverse headphone outputs with balanced XLR 4-pin, 4.4mm Pentaconn, and 1/4" options, and three digital inputs: RCA coaxial, TOSLINK optical, and USB-B, which provide the highest available sampling rate. With versatile functions like pre- and post-fader selection, three modes of resampling, and pre-gain DIP switches, it has never been simpler to control your signals, whether they be for hi-fi headphones or speaker systems.
Powerful Amplifier and Preamplifier
With three digital input paths and two analog output paths, you have plenty of options for your signal routing. The V380² is designed to be operated as either a headphone amplifier or a loudspeaker preamplifier, with selectable inputs and outputs, as well as pre- or post-gain routing. Protective circuits also help to avoid overloads.
- Balanced XLR line outputs
- Two unbalanced RCA stereo input pairs, one unbalanced RCA stereo output pair
- Balanced XLR 4-pin stereo headphone output with wide ranging impedance support
- Extra 1/4" and 4.4mm headphone outputs
- Analog I/O selection as well as digital input selection
- Pre- or post-gain routing selection
- Rear panel DIP switches for pre-gain control up to ±18 dB
Specifications
| Converter Type | |
| Number of Channels | |
| Conversion Formats | |
| Converter Circuitry | |
| Display | |
| Maximum Sampling Rate | |
| Number of Microphone Inputs | |
| Expansion Slots | |
| Gain/Trim Range |
Connectivity
| Analog Audio I/O | |
| Phantom Power | |
| Digital Audio I/O | |
| Host Connection | |
| USB (Non-Host) | |
| Sync I/O | |
| Network I/O | |
| MIDI I/O |
Performance
| Headphone Output Power | |
| Dynamic Range | |
| THD+N |
Digital Audio
| Sample Rates | |
| Sample Rate Conversion | |
| Bit Depths | |
| Digital Audio Decoding |
Compatibility
| OS Compatibility | |
| Included Software | |
| Mobile App Compatible |
Power
| Power Requirements | |
| AC Input Power | |
| Power Consumption |
Physical
| Certifications | |
| Dimensions |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.7 ★★★★★
Based on 27 reviews
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Product Reviews
★★★★★ 5
Great shelf
Color: White, Size: 9.3 D x 19.5 W x 41.8 H in
Loved it!
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Reviewed in the United States on April 5, 2026
★★★★★ 5
Storage
Color: Espresso, Size: 9.3 x 19.5 x 41.7 in
Helped with storage with games and movies
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Reviewed in the United States on May 24, 2026
★★★★★ 3
Okay small bookshelf
Color: White, Size: 9.3 D x 19.5 W x 41.8 H in
Glad I got this on a sale for our nursery. I don’t expect it to be that durable but it will be great for kid books and toys.
Instructions are pictures only and a little overwhelming with all the lines, basically alternate shelves on either side from the middle and you’ll be fine and make sure your painted edges all face the same way.
Quality isn’t the best as it split when screwing in and it wasn’t even in all the way, we were being careful but we flipped that part out of sight. The back is a flimsy board you nail in, wish it was another piece of particle board like the shelves to add stability. At least it has an anti tip strap but I’d get a better quality anti tip strap anyways.
Upon assembly we were missing screws. Didn’t think we would need to count so many to make sure but I didn’t want to repack and return, luckily we have extra screws around the house.
Pros: good for kids room, came with anti tip strap, came with screw stickers to cover, simple build
Cons: could be better quality for (full) price, back flimsy board, missing screws, instructions could be better, not enough screw stickers to cover even just the outside…
Overall an okay small bookshelf.
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Reviewed in the United States on June 27, 2023
★★★★★ 4
Looks promising… but I haven’t built it yet 🛠📚
Color: White, Size: 9.3 D x 19.5 W x 41.8 H in
I haven’t actually assembled this 7-cube Amazon Basics bookcase yet, so I can’t comment on durability or stability. That said, everything arrived in good condition, the materials look solid, and the pre-drilled holes and pieces seem well-made.
From first impressions alone, it seems like a quality piece that would fit nicely in a home or office space. I’m leaving a tentative rating based on appearance and packaging, but I’ll update if assembly goes smoothly or if I discover any issues.
Pros:
Materials look sturdy and well-made
Pre-drilled holes and pieces seem accurate
Sleek, simple design fits most rooms
Good size for home or office storage
Cons:
Haven’t assembled it yet, so can’t comment on actual stability
Star rating might change once it’s built and in use
Verdict: Promising. Appears to be a quality cube organizer — I’ll update once I assemble it to confirm if it lives up to the look.
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Reviewed in the United States on September 28, 2025
★★★★★ 5
Anyone with multiple monitors should buy this
I have been wanting something like this for years. I use three monitors, and keeping them all aligned is impossible. I've considered using tape, but that seems like it would lead to a sticky mess and it would never hold well. I imagined some solution with magnets, but never came up with anything that I thought I could implement myself.
As soon as I saw this product, I was ordered two sets. I knew that this was either going to be a revolution, or a huge disappointment. It was not a disappointment.
Installation is simple as can be, clean off your monitor back with some alcohol wipes (they should consider including some, would be a nice touch). For my screens, alignment was super easy because they have really square corners so I just stuck my aligners right at the corners and it worked great. For a screen with a curved back or something more geometric you probably want to get the screens in place first, then stick both parts at the same time. Either way, they stuck really well and the pads are flexible so they would work on a curved back just as well as flat.
The brackets also have a locking part that allows you to slide them side to side a bit giving you more flexibility in mounting, and then you can lock them down once everything is lined up so they hold nice and firm. I also managed to screw up and put the wrong part on the wrong side, but luckily if you unlock the bracket you can slide the main part off of the adhesive part completely, so I was able to simply swap the two main parts without needing to peel the adhesive part off. It's a well thought out design and I was impressed by just how much flexibility there was in the mounting solution while still allowing for a very easy installation and rigid final setup.
The magnets are strong, strong enough that if I needed to move a monitor regularly it would actually be annoying because while you can definitely take these apart they hold way too well to be doing so all the time. These are clearly intended for a permanent installation, without making it overly difficult to take things apart if you have to. If you have to turn a screen often though, such as to show something to a client or make the screen visible from another area of the room, I'm not sure if these will be what you need as they don't just come apart easily. If you want your screens to stay where you put them though, they are awesome!
For me, these were perfect, and based on the design I think they should work well for most monitors and most setups. I'm so glad this product exists, it was well worth the money.
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Reviewed in the United States on August 10, 2025