The Bose A20 headset is one of the lightest and most comfortable aviation headsets with a 30% greater noise reduction and 30% less clamping force over conventional aviation headsets. Active equalization for enhanced audio automatically shapes and equalizes incoming signals for enhanced clarity and intelligibility. Simple, intuitive operation when using the ergonomic control module including an auxiliary audio input with intercom/AUX priority switching. Also featuring a customizable audio prioritization control with “mute†and “mix†settings. The side-swappable mic is able to connect to either the left or right earcup. The A20 headset is certified to FAA TSO C139 standards.
*Custom configurations available, to speak with a specialist call 1.800.235.3300
Version Includes:
- A20 headset
- Electret microphone
- Control module
- Straight cord
- 5-Pin XLR plug
- Inline clothing clip
- Aux-in cable adapter
- Travel case
Features:
- Acclaimed noise reduction for pilots 30% greater active noise reduction than conventional headsets
- Comfortable, stable fit 30% less clamping force than conventional headsets
- Ear cushion made of supple, breathable protein leather
- High impedance microphone windscreen
- Side-swappable microphone
- Among the lightest of all noise canceling headsets at just 12 ounces
- Clear audio with active equalization
- Customizable audio prioritization control - mute, mix, or off position
- Connect the mic to either the left or right earcup
- Certified to FAA TSO C139 standards
Product Codes | |
|---|---|
| Mfr Part No: | 324843-2070 |
| ECCN: | 5A991 |
| SCHEDULE B CODE: | 8544429090 |
Weight: 12 ozDimensions: 8.4 H x 6.3 W x 3.2 D inPrimary audio source: Aircraft intercom system (ICS)Secondary audio source: AUX (wired)Â Certification: FAA TSO and E/TSO-C139a
- Stock: Out of Stock - On Backorder
- Manufacturer Part #: 324843-2070
Aircraft Fitment Finder
Returns & refund summary
- 30-day return window — with prior return authorization, unopened in original packaging.
- Restocking fee: 20% on unopened items, 30% on open-box items.
- Refund processing fee: 5.51% applies to all refunds (returns, cancellations, core-fee refunds) regardless of reason.
- Return shipping: paid by buyer.
- Non-returnable categories: installed/used parts, special-order or rebuilt items, programmed items (incl. ELTs), batteries, AOG-priority orders, international orders.
Full terms: Return Policy.
Authenticity & authorization
All parts sold by American Aviation Parts are genuine factory products sourced through authorized distribution channels. Our authorization status varies by brand — for some brands we are a direct authorized dealer; for others we are an independent reseller through authorized distribution. Either way, the part you receive is the same factory product, with standard documentation available on request.
See our full Manufacturer Authorizations page for the current per-brand status.
Need traceability paperwork?
If your installation requires FAA Form 8130-3, manufacturer Certificate of Conformance, or other traceability documentation, please call 1-877-722-8727 or email [email protected] before placing the order so we can confirm what is available for this part.
Shipping
Standard ground, expedited, and AOG shipping options are available at checkout. Full shipping-cost tiers and timelines are published on our Delivery Information page.
