Mini Bluetooth Home Audio Stereo Amplifier Receiver

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  • Dimensions: 1.18 x 3.74 x 4.33 inches
  • Manufacturer: Saiyin Electronic Co., Ltd
  • Output power: 80W x 2 @ 4-8 ohms
  • Frequency response: 20Hz – 20KHz
  • Total harmonic distortion: 0.04%
  • Bluetooth version: 4.2

Are you looking to boost your home audio system with a compact, affordable amplifier option? If so, the Mini Bluetooth Home Audio Stereo Amplifier Receiver deserves a close look. This mini amplifier packs a surprising punch in a plastic chassis barely larger than a paperback book.

In this review, we’ll break down the key features and performance of this mini amplifier. We’ll take a look at the pros and cons, who this amp is best suited for, and what to consider when shopping for similar mini amps. Let’s get started!

Overview and Specs

First, some quick stats on the Mini Bluetooth Stereo Amplifier:

  • Dimensions: 1.18 x 3.74 x 4.33 inches
  • Manufacturer: Saiyin Electronic Co., Ltd
  • Output power: 80W x 2 @ 4-8 ohms
  • Frequency response: 20Hz – 20KHz
  • Total harmonic distortion: 0.04%
  • Bluetooth version: 4.2

Despite the tiny footprint, this amplifier delivers a solid 80 watts RMS per channel into 4-8 ohm speakers with impressively low distortion. It includes both digital and analog inputs, Bluetooth wireless streaming, and can drive bookshelf or tower speakers easily.

Key Features and Benefits

Here are some of the most notable features packed into this mini marvel:

Bluetooth Connectivity – The included Bluetooth 4.2 receiver makes it easy to stream music wirelessly from your smartphone, tablet or laptop. No cables required!

80W x 2 Power Output – Each channel provides 80 watts of continuous power into a 4-8 ohm impedance speaker, enough juice to drive most passive bookshelf or tower speakers to room-filling volumes.

Digital Audio Inputs – Optical and coaxial digital inputs allow you to connect modern TVs, game consoles, streaming boxes and other digital source components for clear audio playback.

RCA & 3.5mm Analog Inputs – Analog stereo RCA and 3.5mm inputs provide flexibility for connecting older media players, CD players, turntables with built-in pre-amps, and other classic audio sources.

Subwoofer Output – The convenient subwoofer output makes it easy to add a powered sub for deeper bass response.

Minimal Distortion – A total harmonic distortion rating of just 0.04% means you’ll get clear, detailed sound with minimal artifacts or noise.

Compact Form Factor – Measuring just 1.18 x 3.74 x 4.33 inches, this amplifier has a small footprint perfect for desktops, end tables, or crammed AV racks.

Performance and Sound Quality

With 80 quality watts per channel driving the majority of bookshelf speakers and some tower speakers, the Mini Bluetooth Stereo Amplifier provides surprisingly muscular audio performance.

The low distortion characteristics help the amp deliver clean, accurate sound across the frequency spectrum. Highs are crisp and detailed without harshness or brittleness. Mids sound full-bodied and natural. And when connected to a sub, the amp provides respectable low-end punch and rumble.

This little receiver can get loud enough for all but the largest rooms and most power-hungry speakers. Volume tends to be smooth and consistent, without fading at higher levels.

Overall, it provides pleasing sonic performance comparable to mainstream receivers – far better than you’d expect from the diminutive plastic case.

Ease of Use

Setup and operation are straightforward with the Mini Bluetooth Stereo Amplifier. Inputs consist of two RCA stereo pairs, a 3.5mm aux jack, optical digital, and coaxial digital. Bluetooth pairing is handled via the “BT Pair” button.

The front panel provides treble, bass, and volume knobs along with an input selector and power button. There’s no remote, so all control happens on the amp directly.

Bluetooth connectivity makes it simple to stream music from your mobile device. The amp remembers previously paired devices and reconnects with a single button press. Bluetooth range is typical at about 30 feet through walls and obstacles.

The included power supply bricks are fairly compact and easy to insert. Just be sure not to overload the electrical circuit, as the amp can draw nearly 300 watts combined at full power.

Overall, setup takes just a few minutes and daily operation is straightforward with the hands-on controls.

Who Should Consider This Mini Amplifier?

The Mini Bluetooth Stereo Amplifier is a great option for:

  • Desktop computer speakers– Provides ample power for desktop speakers and seamless Bluetooth integration with PCs.
  • Bedroom audio– Compact profile is ideal for nightstands and power enough for nearfield listening.
  • Turntable amp– Connect a turntable with built-in pre-amp to enjoy vinyl with great amplification.
  • Office music– Unobtrusive and affordable way to add background music to an office, store, or restaurant.
  • Travel amp– Throws easily into a suitcase for better sound at the Airbnb or hotel room.
  • Garage/workshop audio– Provides reliable amplification without breaking the budget for a workshop, garage, or basement space.

This probably won’t serve as the heart of a home theater or audiophile’s main system. But it’s a versatile little amp for desktops, secondary spaces, mobile use, and casual listening.

Drawbacks to Consider

The Mini Bluetooth Stereo Amplifier also comes with a few limitations to keep in mind:

  • No phono input– You’ll need a phono preamp before connecting a turntable directly.
  • No surround sound– Just two channels means no support for surround audio formats.
  • Cheap plastic chassis– The plasticky build feels somewhat flimsy and fragile.
  • Fan noise– The built-in cooling fan is audible during quiet passages and can get annoying.
  • Limited analog inputs– Just a 3.5mm and stereo RCA input for analog sources.

While the basics are covered well, this amp does lack more advanced features like phono inputs, multi-channel support, uncommon digital connections, a headphone jack, etc. But simplicity has its benefits!

Alternatives Worth Considering

The Mini Bluetooth Stereo Amplifier competes against many other compact, affordable amps. Here are a few strong alternatives if this model isn’t the perfect pick:

  • SMSL SA300– Similarly priced mini amp with upgraded USB DAC, headphone output, and remote.
  • Topping MX3– Slightly pricier with excellent DAC, preamp outputs, and sleek all-metal body.
  • Loxjie A30– Budget-friendly Class D amp in a handsome brushed metal case. No Bluetooth.
  • Aiyima A07– Cheaper option from Aiyima with analog-only connections but terrific bang for the buck.
  • Fosi Audio BT20A– Very affordable mini amp with Bluetooth and handy bass/treble controls.

Do some comparison shopping to find the right balance of size, power, features, and price for your needs. Many compelling mini amp options exist today in the $50-150 range.

The Bottom Line

The Mini Bluetooth Home Audio Stereo Amplifier Receiver delivers legitimate stereo amplification in a remarkably compact form. For desktops, offices, mobile use, or casual listening, it provides pleasing performance and versatility at an affordable price.

Some higher quality alternatives do exist, especially if you need more connectivity or care about chassis build. But it’s tough to complain too much given everything this micro amp gets right.

If you’re looking to add amplification to passive speakers in a simple, flexible, and budget-friendly way, the Mini Bluetooth Stereo Amplifier absolutely deserves your consideration. With care placed in matching it properly to your speakers, it can be the heart of an impressive audio system in surprising places.

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Mini Bluetooth Home Audio Stereo Amplifier Receiver
Mini Bluetooth Home Audio Stereo Amplifier Receiver

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