89%
s.m.s.l SA300
HiFi Bluetooth digital amplifier
German Infineon's new technology class D power amplifier chip, higher quality,
efficiency up to 92%, further reducing power consumption;
Using NJRC's electronic volume control chip NJW1194 from Japan, precise
volume control and low distortion; 32 bits 384KHz USB audio input and support for driver-free use;
Super bass preamp output for connecting active subwoofers to form a 2.1 audio system;
Built-in multiple EQ modes and treble / bass adjustment for easy matching of a variety of speakers and music;
Qualcomm Bluetooth 5.0 receiver, suport APTX, better sound quality, longer transmission distance.
All aluminum alloy CNC precision processing shell, anodizing technology and chamfering process, exquisite workmanship and delicate touch;
LCD display and user-friendly operating system are simple and easy to understand, equipped with full-featured remote control function;
Low power standby function to meet the latest European ErP2 standard;
A large number of audio grade components are used to enhance the sound experience;
High quality gold-plated input and output terminals;
Perfect protection circuit for overheating, overcurrent, etc.
High quality power adapter specially designed for audio.
WATT RECOMMENDS
Save your favorites. Compare them anytime.
Create a free HiFi Hub account to save products to your Wishlist and compare your favorites side by side.
Professional Reviews 89/100
Nicely Roasted
Sound Quality
88/100
Build Quality
83/100
Features Connectivity
87/100
Value for Money
95/100
The SA300 delivers a warm, full-bodied sound with smooth treble, satisfying mid-bass weight and an open, uncongested stage. IWII Reviews found its compact power surprisingly capable, while Cheap Audio Man highlights the adaptable EQ, subwoofer output and exceptional value. It is a richly equipped desktop or small-room amplifier that makes budget systems sound inviting.
What Reviewers Are Saying
Pros
Warm, full and lush presentation with detailed, airy treble that remains smooth rather than aggressive.
Useful all-in-one connectivity includes USB DAC, Bluetooth, RCA input, subwoofer output, remote control and adjustable EQ/tone settings.
Delivers impressive drive and value for a compact budget amplifier, handling a broad range of speakers confidently.
&
Cons
Micro-USB is less robust and convenient than a full-size USB connection.
No optical input, limiting straightforward connection to many TVs.
SOUND QUALITY PERFORMANCE 88/100
Reviewers find the SA300 notably full-bodied and musical for such a compact budget amplifier. Its presentation is warm and smooth rather than analytical, while retaining pleasing detail, usable drive and an open, uncongested stereo picture.
Transparency Resolution
89/100
IWII Reviews heard detailed, airy and open high frequencies, with plenty of texture but no abrasive edge. Cheap Audio Man also found it a fantastic-sounding DAC/amp, though the review evidence stops short of calling it exceptionally revealing.
Tonal Balance Musicality
90/100
The tonal character is repeatedly described as warm, full and lush, with a present midbass and rich midrange. IWII Reviews particularly praised its smooth, non-aggressive treble and noted that it avoided sounding thin, lean or weak.
Dynamics
88/100
Both reviewers found the compact amplifier more capable than its size suggests. It drove demanding KEF LS50 speakers with sufficient grunt in IWII Reviews' setup, while Cheap Audio Man reported no problem driving everything tried; dynamics were considered good for its class.
Soundstage Imaging
86/100
IWII Reviews found that the soundstage developed nicely in width and did not become congested or blurred. There is less specific commentary on image precision, depth and layering, but the available listening notes point to a clean, coherent presentation.
Assessments of Build Quality, Usability, and Overall Propositions.
Build Quality
83/100
Cheap Audio Man describes the SA300 as unfancy but solid feeling and dependable in operation. The reviews provide little further information about its internal construction, long-term durability or component quality.
Features Connectivity
87/100
For a small budget integrated amplifier, the SA300 offers useful flexibility through RCA, Bluetooth and micro-USB DAC inputs, plus a dedicated subwoofer output. It also includes a remote, selectable EQ modes and adjustable bass and treble, making it more adaptable than a bare-bones desktop amp.
Value for Money
95/100
At roughly $140-$170, both reviewers regard the SA300 as unusually compelling. Cheap Audio Man calls it a huge value and a no-brainer, while IWII Reviews considers it a great budget product without significant shortcomings, combining useful digital connectivity with convincing power and sound.
Reviews
Online Reviews & Mentions
YouTube Reviews
Forum Mentions
No forum mentions found yet
Verified Dealers
Online Dealers
All Dealers
Zoom out the map to see more dealers
Authorized dealers for s.m.s.l SA300
- Addicted to Audio — online and in-store — Epping, Victoria, Australia (website)
- Apos Audio — online and in-store — Oakland, California, United States (website)
- Audio 46 — online and in-store — New York, New York, United States (website)
- Audio Hum — in-store — Norte Sierra, Andalucía, Spain (website)
- Audio Magic - EU — online and in-store — Wola, Województwo mazowieckie, Poland (website)
- AUDIOPHONICS — in-store — Bordeaux, Nouvelle-Aquitaine, France (website)
- Bloom Audio — online and in-store — Gibbsboro, New Jersey, United States (website)
- Elise Audio — online and in-store — Paddington, England, United Kingdom (website)
- Headphone Zone — online and in-store — Laxmi Industrial Estate, Maharashtra, India (website)
- Hifi Passion — in-store — Neustadt, Bremen, Germany (website)
and 4 more verified dealers