Electronics
Amazon Basics 3.5mm Auxiliary Male to Female Jack Audio Extension Cable, Adapter for Headphone or Smartphone, 12 Foot, Black, AZ35MF02
Best for: extending headphone cable length for desktop setups
ASIN: B01CNAV1K2
•
Brand: Amazon Basics
This 12-foot extension cable connects two standard 3.5mm male audio plugs to increase the distance between a device and its headphones or speakers. It uses gold-plated connectors to maintain stereo audio quality without signal loss. The adapter is strictly for audio playback and does not support microphone functions on 4-pole connectors.
Key features
- IN THE BOX: (1) 12 foot 3.5mm male-to-female cable that transmits audio in stereo format
- EXTENDS LENGTH: Add extra length to existing 3.5mm male-to-male cable (not included)
- UNIVERSALLY COMPATIBLE: Works with any device equipped with standard 3.5mm audio jack or AUX-in port
- RELIABLE PERFORMANCE: Beveled step-down design; gold-plated plugs for reliable, static-free performance
- NOTE: NOT compatible with 4 pole 3.5mm connectors as microphone function will not work. This cable supports audio playback only and is fully compatible with 3 pole 3.5mm connectors. (See image for compatible connector types)
Price on Amazon
$5.48
Price as of Nov 12, 2026 9:12 PM UTC
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.
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Frequently Asked Questions
Will this cable work with devices that have a microphone jack, such as headsets?
No, this cable is not compatible with 4-pole 3.5mm connectors because the microphone function will not work. It is designed exclusively for audio playback and supports only standard 3-pole 3.5mm connectors.
What are the physical dimensions of this extension cable?
The cable measures 144 inches in length with a width and height of approximately 0.389 inches each. It weighs about 0.088 pounds and comes in a black color.
Does this adapter extend the length of an existing audio cable?
Yes, it is designed to add extra length to an existing 3.5mm male-to-male cable, which is not included with the product. It transmits stereo audio through its beveled step-down design and gold-plated plugs.
Is this cable compatible with all smartphones and headphones?
It works universally with any device equipped with a standard 3.5mm audio jack or AUX-in port. However, it does not support devices requiring a 4-pole connector for microphone functionality.
Specifications
| Model | AZ35MF02 |
| Color | Black |
| Size | 12 Feet |
| Pack size | 1 |
| Dimensions | 144.0 inches × 0.389 inches × 0.389 inches (0.0881849048 pounds) |
| UPC | 841710127997 |
| EAN | 0841710127997 |
| ASIN | B01CNAV1K2 |
| Brand | Amazon Basics |
| Category | Electronics |
How often this price moves
We check this product on every sync and record whether the price went up, down, or held. Not how much: only which way.
This price moves, and more often down than up: 2 falls against 1 rise across 24 checks. Waiting has paid off more often than not.
Fell (2)
Rose (1)
Held (21)
2026-10-16 → 2026-11-12How this is measured
Each bar is one sync, oldest on the left. Bars show direction only, never amount, and all are the same height for that reason: we record whether a price changed, not what it was. A move under 1% counts as held. We do not keep price history, by design. See our pricing data for the method.
How this compares on price
The audio cables closest to this one in our catalogue, ranked by current price.
At $5.48 this is the cheapest of the 5 closest audio cables we track, 24% below their median of $7.23.
| Product | Price |
|---|---|
| Amazon Basics 3.5mm Auxiliary Audio Extension Cable This one 12 Feet Lowest price | $5.48 |
| Amazon Basics 3.5mm Aux to 2 RCA Audio Cable Adapter 8 Feet | $6.16 |
| Amazon Basics 4ft RCA Stereo Audio Cable 4 Feet | $6.99 |
| Amazon Basics RCA Y-Adapter Splitter Cable 1-Pack | $7.47 |
| Amazon Basics 25ft 3.5mm Audio Extension Cable 25 Feet | $11.20 |
How this comparison is built
Comparison set is the closest matches in our catalogue by product similarity, limited to items within 3x this one's price so that genuinely different kinds of product are not ranked against each other. Prices checked 12 November 2026, 21:12 UTC and refreshed on every update. See our pricing data for how we collect them.
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Last reviewed
November 12, 2026
Product listing details, features, and specs.
Editorial approach
Curated listings of Amazon Basics products with LLM-assisted summaries. Every specification, feature, and price is sourced from Amazon's Creators API — we don't invent reviews or ratings.
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As an Amazon Associate, I earn from qualifying purchases.
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