AudioLineOut recall: Studio Six Headphone Amplifiers
AudioLineOut is recalling Studio Six Headphone Amplifiers because of an electric shock hazard – about 90 units. The U.S. Consumer Product Safety Commission published the recall on August 27, 2026.
Lower risk A voluntary recall announced jointly by the company and the Consumer Product Safety Commission; the remedy (refund, repair or replacement) is free.



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| Product | Studio Six Headphone Amplifiers |
| Brand | AudioLineOut |
| Type | Consumer products |
| Recall date | August 27, 2026 |
| Published by CPSC | August 27, 2026 |
| Quantity | About 90 units |
| Recall ID | 26720 |
Recalled products
- Studio Six Headphone Amplifiers
- Units
- About 90
- Product type
- Hi-fi and Stereo Equip., Amplifiers, Speakers
Identifiers and details
- CPSC recall number
- 26720
- How to identify it (CPSC)
- This recall involves Studio Six Headphone Amplifiers with model ST6. The amplifiers are black or silver. The amplifiers measure 15-3/4 inches high by 12 inches wide. The height for the lower level of the unit, top to bottom, is 5-3/4 inches; the height from the top of the upper level to bottom of the unit is 20-3/4 inches. In the front of the unit, there are four audio connectors for headphones. In the back, there are three sets (L and R) of RCA inputs. Also in the back is a connector for an auxiliary power device.
- Manufactured in
- United States
- Distributor
- AudioLineOut LLC, of Portland, Oregon
- Consumer contact
- AudioLineOut at 971-279-4357 from 8 a.m. to 5 p.m. PT Monday through Friday, email at [email protected], or online at https://aloaudio.com/ and click on “Safety Notice” or go directly to https://aloaudio.com/pages/studio-six-headphone-amplifier-safety-recall for more information and to fill out a contact form.
Why it was recalled
The problem: an electric shock hazard.
The hazard, as the CPSC describes it: “When the amplifiers are used with aftermarket metal base tubes, the bare metal can become electrified, posing a risk of serious injury or death from electrocution.”
Incidents and injuries
CPSC: “None reported”
Where it was sold
Sold At: Independent stereo stores nationwide and online at aloaudio.com from December 2014 through December 2022 for about $3,900.
What to do
CPSC and the company: “Consumers should stop using the recalled amplifiers immediately and contact AudioLineOut for a free repair. Consumers should contact AudioLineOut at [email protected] for a prepaid shipping label to ship back the product for repair. Alternatively, consumers can utilize the originally supplied vacuum tubes. Remedy: Repair.”
Stop using the product and contact the company for the remedy listed. Recalled products should not be resold or donated.
Official notice: CPSC recall 26720.
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About this recall
Is AudioLineOut Studio Six Headphone Amplifiers recalled?
Yes. AudioLineOut recalled it on August 27, 2026; CPSC published it August 27, 2026. Only the lots, dates or models listed on this page are included.
Why was it recalled?
Because of an electric shock hazard. The reason given: When the amplifiers are used with aftermarket metal base tubes, the bare metal can become electrified, posing a risk of serious injury or death from electrocution.
What should I do if I have it?
CPSC says: Consumers should stop using the recalled amplifiers immediately and contact AudioLineOut for a free repair. Consumers should contact AudioLineOut at [email protected] for a prepaid shipping label to ship back the product for repair. Alternatively, consumers can utilize the originally supplied vacuum tubes. Remedy: Repair.
Where was it sold?
Sold At: Independent stereo stores nationwide and online at aloaudio.com from December 2014 through December 2022 for about $3,900.
More recalls
Source: recall records published by the U.S. Food and Drug Administration (openFDA Enforcement Reports), the USDA Food Safety and Inspection Service, the Consumer Product Safety Commission and the National Highway Traffic Safety Administration, collected twice a day. Product names, lot codes, dates and model numbers are shown exactly as the agency lists them; the agency's notice is the authority. 77.today is not affiliated with any of these agencies.