SMSL SP200 THX AAA-888 Balanced Headphone Amp

SMSL SP200 THX AAA-888 Balanced Headphone Amp

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Frequently bought together:
Massdrop x Sennheiser HD 58X Jubilee Headphones
Massdrop x Sennheiser HD 6XX Headphones
Drop + HIFIMAN HE4XX Planar Magnetic Headphones

Powerful Amplification, Ultra-Low Distortion

SMSL has joined forces with THX to create a high-performing balanced headphone amp with next to no distortion. True to its name, the SMSL SP200 THX AAA-888 Balanced Headphone Amp features ground-breaking THX AAA-888 technology to deliver detailed audio with extreme output power and impressively low crosstalk. Engineered to drive any pair of headphones, the SP200 can output a powerful 3 watts at 32 ohms from its balanced stereo output. It also features a balanced stereo line input, high-precision resistors for temperature stability, and an efficient, low-noise power supply. In a 5-star review, Head-Fi member Mshenay writes that the SMSL SP200’s “even envelope, linear frequency response, clean high-power output and transparent presentation make it one of the best solid state amplifiers I've heard.”

Note: All units ship with a US Plug.

SMSL SP200 THX AAA-888 Balanced Headphone Amp
SMSL SP200 THX AAA-888 Balanced Headphone Amp
SMSL SP200 THX AAA-888 Balanced Headphone Amp


  • SMSL + THX
  • Inputs: Balanced x 1, unbalanced x 1
  • Outputs: Balanced x 1, unbalanced x 1
  • Output Power: 6W x 2 (16 ohms), 3W x 2 (32 ohms), 440mW x 2 (300 ohms), 220 mW x 2 (600 ohms)
  • SNR: 130 dB, A-weighted
  • Output noise: 2.8 uV, A-weighted
  • THD+N: -122 dB, 0.00007% (1 kHz at  32 ohms)
  • THD+N: -117 dB, 0.00013% (20 – 20kHz at 32 ohms, -3 dB)
  • THD: -125dB, 0.00006% (1kHz at 16 ohms, -3 dB)
  • Output impedance: Near 0 ohms
  • Frequency response: 0.1Hz – 500kHz (-3 dB)
  • Gain: Low (+ 6 dB), High (+ 18 dB)
  • Power supply voltage / frequency: AC 100 – 240V / 50 – 60Hz
  • Power consumption (EN60065): 24W
  • Power consumption in standby mode: < 0.1W
  • Size: 6.3 x 5.9 x 2.9 in (16 x 14.9 x 7.3 cm)
  • Weight: 27.2 oz (772 g)


Estimated ship date is Aug 23, 2022 PT.

Payment will be collected at checkout. Cancellations are accepted up to 2 hours after checkout, after which all sales final.

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Top Customer Questions17
Is it worth it in 2021?
Feb 14, 2021
Top Answer
No, wait till 2023.Read More
Feb 15, 2021
How does the SMSL SP200 compare with the THX789... powerwise and musicality??
Mar 9, 2021
Top Answer
I've had both. The 789 sounded better with a deeper sound stage I noticed in games. Also the treble was better. By that I mean a high hat or cymbal on the 789 sounded like a splash, and on the 888...Read More
Nov 12, 2021
See 8 More
Why is it advertised as a balanced amp when its neither balanced internally or at the output (xlr measures the same as 1/4 inch) ? The only differences go on in the cable which are not a part of the product. Don't get me wrong it's a good amp at a good price but this type of advertising just feeds into all the misinformation in the audio industry.
Oct 30, 2021
Top Answer
I don't have this amp, and I don't know what kind of circuitry it contains, but it doesn't matter if it's not internally balanced, and it doesn't matter if it doesn't have a bridged output...Read More
Oct 31, 2021
See 2 More
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