20W waterproof Bluetooth speaker
One factory, 4 names: Brivo, Soundra, W20, and unbranded.
Factory model W20FCC ID 2AQZT-W20
Every name it goes by
Each bar is what you pay at that store, shipping included. The dashed line is Amazon’s price; the light pink is what you keep.
Where to buy it
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AliExpress
Sold as unbrandedConfirmed twin
View on AliExpress(opens in a new tab)$14.50
$11.90 + $2.60 shipping
eBay
Sold as W20Confirmed twin
View on eBay(opens in a new tab)$15.25
Free shipping
Walmart
Sold as SoundraConfirmed twin
View on Walmart(opens in a new tab)$24.48
Free shipping
Amazon
Sold as BrivoConfirmed twin
View on Amazon(opens in a new tab)$29.99
Free shipping
Buying it for someone else? Text them the link
The proof
We line up the factory details from the Amazon listing against the other name’s listing. The one that counts most is the FCC ID: the US government assigns it to every gadget with a radio, and two gadgets with the same number came from the same approved design. How we check
| Detail | Brivo at Amazon | Same? | Soundra at Walmart |
|---|---|---|---|
| Brand on the boxThe only thing that should change. | Brivo | No match | Soundra |
| FCC ID | 2AQZT-W20 | Can’t compare | Listing doesn’t say |
| Model number | W20 | Match | W20 |
| Output | 20 W | Match | 20 W |
| Water resistance | IPX7 | Match | IPX7 |
| Battery | 3600 mAh | Match | 3600 mAh |
| Bluetooth | 5.3 | Match | 5.3 |
| Listing photos | 4 of 5 are factory photos | Match | 4 of 5 are factory photos |
Confirmed twin. 5 of 5 comparable factory details match. Only the brand on the box changes.
| Detail | Brivo at Amazon | Same? | W20 at eBay |
|---|---|---|---|
| Brand on the boxThe only thing that should change. | Brivo | No match | W20 |
| FCC ID | 2AQZT-W20 | Match | 2AQZT-W20 |
| Model number | W20 | Match | W20 |
| Output | 20 W | Match | 20 W |
| Water resistance | IPX7 | Match | IPX7 |
| Battery | 3600 mAh | Match | 3600 mAh |
| Bluetooth | 5.3 | Match | 5.3 |
| Listing photos | 4 of 5 are factory photos | Match | 3 of 4 are factory photos |
Confirmed twin. 6 of 6 comparable factory details match. Only the brand on the box changes.
| Detail | Brivo at Amazon | Same? | Unbranded at AliExpress |
|---|---|---|---|
| Brand on the boxThe only thing that should change. | Brivo | No match | Unbranded |
| FCC ID | 2AQZT-W20 | Match | 2AQZT-W20 |
| Model number | W20 | Match | W20 |
| Output | 20 W | Match | 20 W |
| Water resistance | IPX7 | Match | IPX7 |
| Battery | 3600 mAh | Match | 3600 mAh |
| Bluetooth | 5.3 | Match | 5.3 |
| Listing photos | 4 of 5 are factory photos | Match | 5 of 5 are factory photos |
Confirmed twin. 6 of 6 comparable factory details match. Only the brand on the box changes.
Win some, lose some
A cheaper twin is rarely free. You pay for it in waiting, in returns or in warranty. Everything is measured against Amazon, which delivers in 1–2 days, with free 30-day returns and a 1-year warranty.
AliExpress sold as unbranded
- Gain:You save $15.49
- Give up:About 10 more days of waiting: arrives in 8–15 days
- Give up:Harder to return: 15-day returns (you pay return shipping)
- Give up:No brand warranty (Amazon: a 1-year warranty)
- Same:Seller SoundBox Factory: 96% positive feedback, 5 years selling
Won’t arrive by your deadline
Worth the wait?
$1.55 saved per day of waiting
Depends how soon you need it. You save a little, but you wait a while.
eBay sold as W20
- Gain:You save $14.74
- Give up:About 3 more days of waiting: arrives in 3–5 days
- Same:Same returns as Amazon: free 30-day returns
- Give up:No brand warranty (Amazon: a 1-year warranty)
- Gain:Seller audio-outlet: 99.4% positive feedback, 9 years selling
Won’t arrive by your deadline
Worth the wait?
$5.90 saved per day of waiting
Worth the wait. If you don’t need it right away, wait for it.
Walmart sold as Soundra
- Gain:You save $5.51
- Give up:About 2 more days of waiting: arrives in 2–5 days
- Same:Same returns as Amazon: free 30-day returns
- Same:Seller Soundra (third-party seller): 93% positive feedback, 2 years selling
Won’t arrive by your deadline
Worth the wait?
$2.76 saved per day of waiting
Worth the wait. If you don’t need it right away, wait for it.
Price, day by day
At AliExpress it’s $14.50 with shipping today, 2% below its 90-day average; this year’s low was $12.23 on Nov 12, 2025.
At eBay it’s $15.25 with shipping today, 2% below its 90-day average; this year’s low was $14.99 on Nov 25, 2025.
At Walmart it’s $24.48 with shipping today, 2% below its 90-day average; this year’s low was $21.99 on Jul 7, 2026.
- AliExpress with shipping
- eBay
- Walmart
Amazon isn’t on this chart on purpose: its affiliate rules don’t allow showing its price history or alerting you when the price drops.
See the lowest price each month as a table
| Month | AliExpress | eBay | Walmart |
|---|---|---|---|
| September 2026 | $14.26 | $14.99 | $23.99 |
| August 2026 | $13.94 | $14.99 | $24.99 |
| July 2026 | $13.94 | $14.99 | $21.99 |
| June 2026 | $12.76 | $14.99 | $25.99 |
| May 2026 | $14.61 | $15.99 | $26.99 |
| April 2026 | $14.43 | $15.99 | $26.99 |
| March 2026 | $13.18 | $15.99 | $26.99 |
| February 2026 | $14.75 | $15.99 | $28.99 |
| January 2026 | $15.06 | $15.99 | $28.99 |
| December 2025 | $15.02 | $14.99 | $26.99 |
| November 2025 | $12.23 | $14.99 | $22.99 |
| October 2025 | $15.31 | $16.99 | $31.99 |
| September 2025 | $15.72 | $16.99 | $31.99 |
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