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Actionable recallU.S. Consumer Product Safety CommissionRecall date: Aug 27, 2026

AudioLineOut Studio Six Headphone Amplifiers

Full official product description

AudioLineOut Recalls Studio Six Headphone Amplifiers Due to Risk of Serious Injury or Death from Electrocution Hazard

Three decision facts are available

This page identifies the affected item, states the official risk, and provides an event-specific action.

1Is my item affected?

Compare the complete identifiers. Name similarity alone is not a confirmed match.

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.

Identifiers to compare

  • Model ST6
Affected variants from the official event record
Product or modelCodes and lotsQuantityRecall number
Studio Six Headphone AmplifiersNot listedAbout 90Not listed
Recalled Studio Six – Silver (top)
Recalled Studio Six – Silver (top)Image supplied by the official recall source

2What is the risk?

The agency's statement is shown without a site-authored severity score.

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.

3What should I do?

Only instructions associated with this recall event qualify as an action.

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.

Recall 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.

Verify on the official source

The linked agency record controls if any information differs.

Official evidence

Official parties

Organizations named by the agency

AudioLineOut LLC, of Portland, Oregon; Sold At: Independent stereo stores nationwide and online at aloaudio.com from December 2014 through December 2022 for about $3,900.

CPSC source data can combine manufacturers, importers, distributors, retailers, and purchase-window wording in this field.

Material change history

No material affected-item, risk, action, or status change has been recorded since this page entered the tracker.