AIYIMA A80 Bluetooth Amplifier DAC Stereo HiFi Home Audio Receiver with PFFB,2.0 Channel Hi-Res Class D Power Amp with PC-USB COA Opt Inputs,Digital VU Meter | SUB Pre-Out | TRS Balanced Input |Tone
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AI Verdict
The Aiyima A80 is a feature-packed, all-in-one desktop amplifier and DAC that delivers incredibly clean power for budget audiophiles who want a clutter-free setup with retro VU meters.
The A80 packs a high-quality ESS DAC, PFFB load-independence, and 120W into 4 ohms into a single $200 box. It perfectly matches desktop users or small room setups where multiple digital and analog sources need to feed passive bookshelf speakers.
If you need proper bass management for a subwoofer or HDMI eARC for a TV, look for an amp with a dedicated crossover menu.
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Pros
- Built-in ESS9038Q2M DAC provides a transparent, noise-free signal path without needing external gear
- TPA3255 chip with PFFB implementation keeps the frequency response flat regardless of your speaker's impedance
- Includes a 12V trigger input to automatically wake the amp when your streamer turns on
- OLED display features customizable, auto-ranging VU meters
- Packs USB-C, optical, coaxial, Bluetooth with aptX-HD, and balanced TRS inputs into one unit
Cons
- The OLED display text for volume and input source is too small to read from across a living room
- The 3.5mm aux output lacks an adjustable high-pass filter for proper subwoofer bass management
- The aluminum chassis gets noticeably warm to the touch even when sitting idle
- Uses 1/4-inch TRS jacks for balanced inputs instead of standard XLR connections
Dimension Scores
The ESS9038Q2M DAC and PFFB implementation deliver a highly transparent, distortion-free signal with 109dB SINAD.
The included 48V/5A power supply easily drives demanding 4-ohm speakers like the KEF LS50 Meta to uncomfortable volumes.
Packs USB-C, optical, coax, Bluetooth, RCA, and balanced TRS inputs into a tiny footprint.
Features a solid aluminum chassis, but the remote feels cheap and the unit runs noticeably hot.
Best For
- Desktop nearfield listening setups connected directly to a PC via USB-C
- Budget audiophiles wanting a single-box solution to drive hard-to-run bookshelf speakers like KEF LS50s
- Secondary listening rooms or bedroom TV setups using optical input
Not Recommended For
- Living room setups where you need to read the volume level from a couch 10 feet away
- Home theater setups requiring HDMI eARC or proper 2.1 crossover bass management
Watch Out For
- No high-pass filter on the sub out — your main speakers will still play full-range bass even when a subwoofer is connected.
- Tiny display fonts — you will have to memorize your input order because you can't read the screen from a couch.
- Heat generation — the aluminum chassis acts as a heatsink and gets quite warm, so don't stack other gear directly on top of it.
- No headphone jack — despite being a perfect desktop size, you need a separate amp for private listening.
Full Specifications
| ASIN | B0DL9PGZTM |
| Brand | AIYIMA |
| Voltage | 48 |
| Material | Vu meter |
| Item Weight | 3.65 pounds |
| Manufacturer | YIMA TECH |
| Output Power | 600 Watts |
| Mounting Type | Freestanding |
| Item model number | A80 |
| Package Type Name | Box |
| Specification Met | FCC |
| Number of Channels | 2 |
| Product Dimensions | 6.1 x 4.84 x 1.61 inches |
| Maximum Supply Voltage | 48 Volts (DC) |
| Minimum Supply Voltage | 24 Volts (DC) |
| Item dimensions L x W x H | 6.1 x 4.84 x 1.61 inches |
What Buyers Say
The Aiyima A80 packs massive value by combining a standalone DAC and a powerful Class D amp into one chassis. Buyers love the OLED VU meters and the distortion-free, load-independent sound provided by the PFFB circuitry. The tiny display font remains a major pain point for living room users who can't read their volume levels from the couch. The lack of a high-pass filter on the aux output also frustrates users trying to build a proper 2.1 subwoofer setup.
“It sounds absolutely clinical and the VU meters look sick on my desk, but I have to squint like a mole to see what input I'm on.”
Common Praise
- PFFB implementation keeps high frequencies flat and accurate regardless of speaker impedance
- The built-in ESS DAC eliminates the need for a messy stack of separate audio components
- Easily powers notoriously difficult-to-drive speakers like the KEF LS50 Meta
- The 12V trigger input works flawlessly to wake the amp alongside network streamers
Common Complaints
- The text for volume and input selection is microscopic and impossible to read from a distance
- The amplifier runs surprisingly hot to the touch even when no music is playing
- The 3.5mm aux output doesn't cut low frequencies from the main speakers when using a subwoofer
- Omitting a headphone jack feels like a missed opportunity for a desktop-focused device
Ownership Tips
- The display emits a very faint coil whine if the brightness is set to anything other than 100%
- The included remote is functional but feels plasticky and requires direct line-of-sight to the amp
- You can swap out the operational amplifiers (op-amps) inside if you want to tweak the sound signature later
- The volume knob is a digital encoder, meaning it spins infinitely and relies on the tiny screen to show the level
Frequently Asked Questions
Does the 3.5mm aux out work for a powered subwoofer?
Yes, the 3.5mm output is volume-controlled and works for a sub. It sends a full-range signal and doesn't apply a high-pass filter to your main speakers.
Can I read the VU meters from my couch?
The VU meters are visible from a few feet away, but the text showing the current input and volume level is tiny and impossible to read from across a room.
Does it get hot during use?
Yes, the A80 uses its aluminum case as a heatsink. It gets quite warm to the touch even when idle, so ensure it has proper ventilation.
Do I need the upgraded 48V/10A power supply?
For most bookshelf speakers, the included 48V/5A power brick provides plenty of clean volume. The 10A version is only necessary if you are trying to max out the wattage on very inefficient speakers.
Does it have a headphone jack?
No, the A80 is strictly a speaker amplifier and DAC. You need a separate headphone amp to listen privately.
Can I turn off the display?
Yes, you can dim the display or turn it off completely using the included remote control if you find it distracting in a dark room.
Buying Guide
When buying a mini Class D amplifier, you want clean power that doesn't color your music. The A80 is an integrated amp, meaning it handles the digital conversion, volume control, and speaker power all in one box. It fits perfectly on a desk or in a small room. Because it lacks HDMI and proper subwoofer bass management, it fits dedicated stereo music listening better than a home theater setup.
PFFB (Post-Filter Feedback)
Older cheap amps would sound bright or dull depending on the speakers you plugged in. PFFB fixes this, ensuring the sound stays accurate no matter what speakers you use.
ESS9038Q2M DAC
This is the brain that turns digital 1s and 0s from your PC or phone into an analog audio wave. Having a high-quality one built-in means you don't need to buy a separate $100 box.
12V Trigger Input
It's a simple cable connection that lets another device like a Wi-Fi streamer automatically turn this amplifier on and off, saving you from juggling multiple remotes.
Alternatives
If you need HDMI eARC for your TV or a dedicated subwoofer crossover menu, look into smart streaming amplifiers. If you just want raw power without the built-in DAC or screen, check out basic power amps in the $100 range.
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