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Monoprice SW-10 150 Watt RMS price history, checked Nov 14, 2026: Good price. $179.93 is 10% below the $199.99 it normally sells for, and the lowest we've seen in 145 days.

Monoprice SW-10 150 Watt RMS (300 Watt Peak) Powered Subwoofer 10in, Ported Design, Variable Phase Control, Variable Low Pass Filter, for Home Theater

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Rated3.9(41 ratings)In stock

Good price

$179.93 is 10% below the $199.99 it normally sells for, and the lowest we've seen in 145 days.

Now
$179.93
Normally
$199.99
Lowest in 145 days
$179.93(Nov 14)
Highest
$199.99
Evidence: Strong145 days tracked1 price change

Where today's price sits

View on amazon.com (opens in a new tab)

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Get an email when the price drops

Good: 5%+ below normal. Great: 20%+ below. One email when it happens, at a price below today's $179.93. No account, no newsletter.

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The listing's crossed-out price

Holds up

The listing shows

crossed out: Typical $199.99 −10%

Against its normal price

−10% vs $199.99

Typical $199.99 (−10%) holds up: today's price is 10% below normal.

The crossed-out price is the reference shown on the listing. We don't know how it was set; we only compare it with prices we've observed. How we check →

Price history

Tracked since Jun 22 · 145 days · 1 price change

Ahead of Black Friday 2026 (Nov 27), it is already 10% below its normal price of $199.99. Monoprice SW-10 150 Watt RMS (300 Watt Peak) Powered Subwoofer 10in… price history, checked Nov 14, 2026: current price $179.93, normal (typical) price $199.99, average $199.99 over 145 days, lowest $179.93 (Nov 14, 2026), highest $199.99 (Jul 29, 2026).

Loading the price chart.

  • Price
  • Normal $199.99
  • 5% or more below normal

How often does it drop below normal?

In the 145 days we've tracked it, it hasn't stayed 5% or more below today's normal price for an hour or more. It's below normal right now, for less than an hour so far.

A count of what happened, not a prediction.

How other speakers are priced before Black Friday: Black Friday speakers on Amazon

Other ways to buy

  • New from

    $179.93

    Amazon.comFulfilled by Amazon · Seller rating 100%

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Get this as JSONThe same verdict and prices, from the TrackPin API.
GET/api/v1/product/B08Q7FD61N
Request
curl https://trackpin.co/api/v1/product/B08Q7FD61N \
  -H "x-api-key: $TRACKPIN_API_KEY"

This is exactly what the API returns for this product. Free keys include 100 requests a day.

Request a key
Live response, As of 03:47 UTC
{
  "asin": "B08Q7FD61N",
  "title": "Monoprice SW-10 150 Watt RMS (300 Watt Peak) Powered Subwoofer 10in, Ported Design, Variable Phase Control, Variable Low Pass Filter, for Home Theater",
  "image": "https://m.media-amazon.com/images/I/61oszHldNeL._AC_SL500_.jpg",
  "currency": "USD",
  "category": "CE",
  "category_label": "Electronics",
  "in_stock": true,
  "price": {
    "current_cents": 17993,
    "reference_cents": 19999,
    "discount_pct": 10.03,
    "is_deal": true,
    "observed_at": 1794694629969,
    "changed_at": 1794692623986,
    "checked_at": 1794694629969,
    "source": "stored"
  },
  "verdict": {
    "label": "good",
    "text": "Good price",
    "pct_vs_normal": 10.03,
    "evidence": "strong",
    "stale": false,
    "suspect": false,
    "steady_since": null,
    "sentence": "Good price. $179.93 is 10% below the $199.99 it normally sells for, and the lowest we've seen in 145 days."
  },
  "listing_claim": {
    "label": "Typical:",
    "listing_reference_cents": 19999,
    "claimed_pct": 10,
    "real_pct": 10.03,
    "class": "holds_up",
    "observed_at": 1794694632072
  },
  "stats": {
    "min_cents": 17993,
    "max_cents": 19999,
    "avg_cents": 19999,
    "history_days": 145,
    "price_levels": 204,
    "price_changes": 1,
    "distinct_prices": 2,
    "lowest_at": 1794692623986
  },
  "history": [
    {
      "price_cents": 19999,
      "from": 1785292712978,
      "to": 1785292712978
    },
    {
      "price_cents": 19999,
      "from": 1785296764590,
      "to": 1785302235190
    },
    {
      "price_cents": 19999,
      "from": 1785306523669,
      "to": 1785306523669
    },
    {
      "price_cents": 19999,
      "from": 1785312260537,
      "to": 1794681791564
    },
    {
      "price_cents": 17993,
      "from": 1794692623986,
      "to": 1794694629969
    }
  ],
  "last_seen": 1794694632072
}
// … 199 more steps in the full response

Normal price: the lowest price level the product held for at least 15% of the last 45 days (about a week). Prices within 3% of each other count as one level, and we use the lowest price in that level. How we calculate it → Prices are observations of amazon.com and may be incomplete or delayed. TrackPin is not affiliated with Amazon.