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Fosi Audio DA2120C — Review & Specs | Pricepect | Pricepect

Home Home Audio SystemsFosi Audio DA2120C

Fosi Audio DA2120C — image 1

Fosi Audio

Fosi Audio DA2120C

Expert Review Analysis

The Fosi Audio DA2120C is a compact 2.1‑channel Bluetooth 5.0 Hi‑Fi amplifier with integrated DAC, delivering up to 120 W × 2 into 4 Ω and supporting an active subwoofer, making it a versatile budget solution for small home audio setups.

✓ Best for: Budget‑conscious users building compact 2.1 home audio systems—such as desktop PC setups, small living rooms, or TV upgrades with passive bookshelf speakers (4‑8 Ω) and an active subwoofer—who need multiple digital inputs and Bluetooth streaming.✗ Not ideal for: Audiophiles seeking ultra‑low distortion measurements, users requiring more than two simultaneous Bluetooth devices, or anyone needing consistently high power for demanding 8‑Ω speaker loads where the amp may clip before reaching its claimed maximum.

Pros

✓Compact aluminum enclosure provides sturdy build and positive tactile feedback on the volume knob.
✓Multiple input options (Bluetooth 5.0, USB, Optical, Coaxial, RCA) enable versatile source connections.
✓

Price History

Current

$143.99

Average

$147.48

Lowest

$127.99

Highest

$159.99

Good Deal — 2% below average

Best Seller Rank History

Now#560Best#40Worst#694 -403

Lower = better sales rank

Rating Trend

Rating4.2/ 5Reviews744+70 reviews

Specifications

Audio

Maximum Output Power (4Ω)120 W x 2 W

RMS Output Power (8Ω)45 W per channel W

Frequency Response20 Hz – 20 kHz (±1 dB)

Total Harmonic Distortion≤ 0.01% %

Signal-to-Noise Ratio≥ 110 dB

Connectivity

Bluetooth Version5.0

Bluetooth Codec SupportaptX

Bluetooth RangeUp to 65 ft (20 m) ft

Bluetooth Antenna Gain6 dBi dBi

Controls

Volume Increment1% steps %

Remote Control IncludedYes

EQ PresetsRock, Jazz, Rap, Normal

Design

Dimensions (L x W x H)180 x 130 x 38 mm

Weight1.52 kg g

MaterialAluminum

Display

Display TypeLED

Features

Included Accessories32V power supply, AC cord, remote control, USB cable, optical cable, Bluetooth antenna, user manual

General

BrandFosi Audio

ModelDA2120C

Warranty18 months

Supported OSWindows XP, Windows 7/8/10, macOS, Linux

Ports

Input TypesBluetooth 5.0, USB (192 kHz/24-bit), Optical, Coaxial, RCA/AUX

Output TypesPassive speakers (2-8 Ω), Active subwoofer

Power

Power Supply Voltage32 V V

Power Supply Current5 A A

Bluetooth

Supported CodecaptX, up to 2 devices

Inputs

Input Sensitivity<280mV

Dimensions & Weight

Height1.5 Inches

Width5.0 Inches

Depth7.0 Inches

Research Sources

hometheaterhifi.com

audiosciencereview.com

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User Reviews

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4.2

(744 reviews)

Out of Stock

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DA2120C 18-month manufacturer

Home Audio Systems

Integrated DAC supports 192kHz/24‑bit playback for high‑resolution audio.

✓Remote control includes EQ presets and 1% volume steps for precise adjustments.

✓Active subwoofer output allows full 2.1 system integration in a small footprint.

✓Clear front display shows input source, volume level, and sampling rate.

✓Low noise floor (SNR ≥105dB) delivers clean sound even at moderate volumes.

Cons

✗Front power and input buttons feel low‑quality with poor tactile feedback, reducing perceived build quality.
✗Remote is basic and lacks advanced features, limiting user control over settings.
✗Bluetooth limited to two paired devices, requiring manual disconnection to switch sources.
✗Real‑world power output lower than advertised, clipping around 80% volume on 8‑Ω loads.
✗Power output varies widely (45‑90W) and may not reach the claimed 120W on inefficient speakers.

From Expert Reviews

Praised by Experts

✓Professional reviewers praise the tank‑like aluminum chassis that feels solid and premium.
✓Compact size is highlighted as ideal for small spaces while still offering full 2.1 connectivity.
✓Integrated DAC and multiple digital inputs are noted for high‑resolution audio support.
✓Low noise floor with SNR ≥105dB is commended for clean playback.
✓Precise 1% volume steps and haptic knob are highlighted for fine gain control.

Criticized by Experts

✗Front power/input buttons receive criticism for low‑quality feel and inadequate tactile response.
✗Remote control is considered basic, lacking advanced navigation or customization.
✗Bluetooth connectivity limited to two devices, making source switching cumbersome.
✗Measured RMS power peaks at 45W per channel on 8 Ω, clipping earlier than the 120W claim.
✗Overall real‑world power output falls short of advertised maximum, especially on less efficient speakers.

From User Reviews

Users Love

✓Everyday users appreciate the strong bass response thanks to the dedicated subwoofer output.
✓Versatile input selection (BT, USB, optical, coaxial, RCA) is valued for PC, TV, and streaming use.
✓Compact footprint fits easily on desks or small entertainment centers.
✓Overall value is highlighted as delivering solid performance under $200.
✓Clear display and easy remote operation are frequently mentioned as user‑friendly.

Users Complain About

✗Customers report the front panel buttons feel flimsy and provide unsatisfying click feedback.
✗Bluetooth dropouts are noted when devices are placed beyond 20‑28 ft from the amp.
✗Remote lacks advanced features, leading some users to find it too simplistic.
✗Power output does not reach the advertised 120 W on 8 Ω speakers, clipping early at higher volumes.
✗Some users experience inconsistent performance when using the amp with inefficient speaker loads.

Expert Opinion

Professional reviewers commend the DA2120C for its solid aluminum build, compact form factor, and feature‑rich connectivity—including a high‑resolution DAC and subwoofer output—while noting its low noise floor and precise volume control. However, they point out shortcomings such as low‑quality front panel buttons, a basic remote, limited Bluetooth pairing, and real‑world power that falls short of the lofty 120 W claim, especially on 8‑Ω loads.

What Users Say

Everyday users love the strong bass, versatile inputs, and compact size that fits tight spaces, seeing it as a great value under $200. Recurring complaints focus on flimsy front buttons, occasional Bluetooth dropouts beyond 20‑28 ft, a simplistic remote, and the fact that the amp often cannot deliver the advertised 120 W on less efficient speakers, clipping earlier than expected.

Common Complaints

Flimsy front panel buttons, Bluetooth dropouts beyond ~25 ft, basic remote lacking advanced features, real‑world power output lower than the advertised 120 W (clipping around 80% volume on 8 Ω), and inconsistent performance with inefficient speaker loads.

What People Are Saying

“Compact yet sturdy aluminum build with good heft and positive button/knob feedback.”
HomeTheaterHiFi

“Basic remote; clipping at ~80% volume on 8 ohms (45W tested).”
AudioScienceReview

How It Compares

vs. Fosi Audio DA2120A/DA2100

Advantages

✓Similar power rating but at a lower price point for stereo‑only use.

Disadvantages

✗Lacks dedicated subwoofer output and offers fewer digital inputs, reducing 2.1 capability.

Choose the DA2120C if you need a subwoofer and richer connectivity; opt for the DA2120A/DA2100 for a cheaper stereo‑only solution.

vs. SMSL/Sabaj budget Class‑D amps

Advantages

✓Often lighter, cheaper, and may have slightly better SINAD measurements.

Disadvantages

✗Typically lower power, fewer input options, and no dedicated subwoofer output.

Select the Fosi DA2120C for a full 2.1 setup with subwoofer support; pick SMSL/Sabaj if you only need stereo and prioritize price over 2.1 features.