Sourcing · Market Signals · Price Math

In mid-October, a no-WiFi video monitor kit with a 5-inch parent unit and two pan-tilt cameras appeared on a deal storefront at $99.99, against a listed price of $189.99. Retail promotions come and go. What makes this one useful is the feature list. It tells a brand planning a similar product what price that feature set can end up competing with.

True Bond Engineering Team · Shenzhen · 8 min read · October 19, 2026

Quick answer

A promotion on one channel shows what one seller chose to do on that channel. On its own it says nothing about sales volume, the seller’s cost, or whether other channels will follow. It is still a useful stress test. Working backward with the assumptions stated in this article, a brand selling through its own marketplace store at $99.99 could pay a factory roughly $30–37 FOB for the whole kit. A brand selling wholesale to a retailer at the same shelf price, roughly $19–24. Change the assumptions and the numbers move, which is why the formula is given in full. Set the shelf price and channel first, then write the specification to fit.

§01What the listing shows, and what it does not

The offer page lists a 5-inch, 720p parent unit with split-screen view, two pan-tilt cameras with the system expandable to four, 2.4 GHz FHSS transmission with no WiFi, a 4,000mAh battery with runtime figures given by the seller, and a stated range of up to 1,000 ft. The price shows as $99.99, marked 47% off $189.99. The same offer page also appears on several publisher-branded deal storefronts.

What it shows
  • A full no-WiFi feature set, two cameras included, offered under $100 on at least one channel
  • Which features a seller chose to lead with in the listing
  • Which claims are being made to consumers at this price
What it does not show
  • How many units sold, or for how long the price runs
  • Who funds the discount
  • Whether the price changed on any other channel
  • What the product costs the seller

The “was” price on a deal page is the seller’s reference price. It is not evidence of what most buyers paid before the promotion. So this is not a reason to conclude that the market price of a two-camera kit is now $99.99. It is a reason to check whether your product plan still works if a comparable feature list is sometimes offered at that price.

§02Why the feature list matters more than the price

Five years ago, a 5-inch screen, split-screen view, two cameras and a large battery were what made a no-WiFi monitor premium. In this listing, all of them are bundled together and sold at a deep discount. When every feature in a product is also in a cheaper one, the only thing a buyer can still compare is the price.

For a brand, that changes the question. “Can we match these specs?” is the wrong one, because a factory can usually build to any feature list if the price allows. The useful question is this: at the shelf price we can realistically hold, which features can we afford, and which one will make a buyer choose us?

If your product has the same feature list as a discounted kit, buyers will compare the two on price alone. Decide what makes your product different before you ask factories for quotes.

§03Working backward from shelf price to factory price

FOB ceiling = ( P × (1 − r − o − m) − F ) ÷ (1 + d)
P
Shelf price the consumer pays
r
Channel take: marketplace fees, or the retailer’s margin if you sell wholesale, as a share of P
o
Your operating costs as a share of P: advertising, fulfilment, returns, customer support, warranty replacements
m
The profit you need to keep, as a share of P
F
Freight, insurance and handling per unit, from the factory to your warehouse
d
Duty and tariffs as a share of the customs value

The result is the most you can pay the factory per kit, before anything goes wrong. One detail affects d: in the US, duty is usually assessed on the transaction value excluding international freight, while the EU adds freight and insurance to the customs value. Check the basis for your market.

Inputs used below. These are illustrative. They are not market averages, and the duty rates are not current tariff rates for any product code. Scenario A, own marketplace store: r 15%, o 30%, m 10%, so 45% of P is left for landed cost. Scenario B, wholesale to a retailer: r 45%, o 15%, m 10%, so 30% of P is left. F is $4 per kit in both. d is shown at 10% and 35% to show how much it moves the result. Replace every input with your own figures.
Shelf priceA · landed cost ceilingA · FOB ceilingB · landed cost ceilingB · FOB ceiling
$99.99$45.00$30.37 – $37.27$30.00$19.26 – $23.63
$129.99$58.50$40.37 – $49.54$39.00$25.92 – $31.82
$189.99$85.50$60.37 – $74.09$57.00$39.26 – $48.18

TABLE 01 · Each FOB range runs from the 35% duty input (lower) to the 10% duty input (higher). All figures follow from the inputs above, nothing else.

Three things come out of the table.

The channel matters as much as the price. At the same $99.99 shelf price, moving from your own marketplace store to wholesale cuts the FOB ceiling by about a third. Each 10 percentage points of channel take moves the ceiling at $99.99 by roughly $7–9.

Duty is a big line, and it is outside your control. Across our two inputs, it moves the FOB ceiling by about 20%. Tariff rates on electronics from different origins have changed several times in recent years. Run the calculation on the rate that applies to your product code on your expected import date, and rerun it when it changes.

At $99.99 wholesale, the ceiling is tight for this feature list. The kit in the listing includes a 5-inch screen, two cameras with pan-tilt mechanisms, a 4,000mAh battery, power supplies for each unit and retail packaging. Whether a factory can build that for around $20 depends on volume and specifications, and we are not going to guess at it here. What matters is that you know the number before you ask for quotes, so you can judge the answers.

§04Three levers that move the ceiling

If the ceiling is below what the feature list costs, there are only three things to change.

1. Shelf price

A higher price needs a reason the buyer can see: a feature the discounted kits do not have, a trusted brand, or a channel where buyers compare less on price. Moving from $99.99 to $129.99 raises the ceiling by about 30% in both scenarios.

2. Channel

Selling direct keeps more of the shelf price, but your operating costs go up: you pay for the advertising, returns and customer support yourself. A higher o can cancel out most of what you saved on r.

3. Specification

This is the lever a factory can help with. Each cut below lowers cost and takes something away from the buyer. Decide which loss your buyers will accept.

ChangeWhat the buyer losesBackground
Ship one camera, sell the second as an add-onA second room covered out of the boxSingle vs multi-camera
Fixed wide-angle camera instead of pan-tiltRemote re-aiming, though a fixed wide lens can cover a crib wellWhat PTZ really adds
Smaller parent-unit screenA larger picture, especially in split-screen viewScreen size comparison
Smaller batteryTime away from the chargerBattery life claims

TABLE 02 · Cost effects depend on the design and the volume, so we do not attach figures to them here.

Our article on entry versus premium monitors uses the same approach: remove one feature at a time and ask whether a specific buyer would notice.

§05Do not compete on claims

When the price is tight, it is tempting to make up the difference in the listing copy. Two kinds of claims appear often at this price point, and both are risky to copy.

Absolute security claims

A monitor with no internet connection has no account to break into, no cloud server and no route to it from the internet, which removes a whole class of risk. That is a real advantage, and it can be described exactly. “Hack-proof” goes further: it claims that no attack of any kind will ever work, which no test can show.

Say insteadNo internet connection, no account, no cloud. Video travels only between the camera and the parent unit. Our article on security claims covers the wording in detail.

Range figures without conditions

Range figures for 2.4 GHz monitors are normally measured in open space with a clear line of sight. Indoors, walls and floors shorten the range a great deal, depending on what they are made of. A figure printed without that condition will be read as an indoor promise.

Say insteadThe open-field figure, labelled as open-field, with an honest indoor note. See monitors in houses with thick walls.

Accurate claims cost nothing to build, and they avoid the returns and complaints that follow when a product does not do what the listing says.

§06Run the price test before the RFQ

Shelf price test · before requesting quotes

One page, filled in by the brand. It turns a factory quote from “is this cheap?” into “does this fit?”.

  1. Target shelf price and the price you expect to hold after promotions.
  2. Main sales channel and its take: marketplace fees or retailer margin.
  3. Your operating costs as a share of price: advertising, fulfilment, returns, support, warranty.
  4. Required profit as a share of price.
  5. Freight and handling per unit, based on carton size and shipping mode.
  6. Duty and tariffs at the current rate for your product code and origin, plus one higher rate as a stress test.
  7. The resulting FOB ceiling, written into the RFQ as a target.
  8. The one feature that will make a buyer choose your product over the discounted kits.

Item 8 is the one that is usually missing. Without it, every quote gets judged on price alone, which is the comparison a brand rarely wins.

How we use this. When a brand sends us a project, we ask for the shelf price and channel before the specification. We would rather tell you early that a feature list does not fit the price than send a quote that only works on paper. Our reference platforms and the development process show where those choices are made.

The figures in this article come from the stated inputs. They are not market data and not a quote for any product.

§07Questions buyers ask

Does a $99.99 promotion mean two-camera baby monitors now sell for $99.99?

No. A promotion on one channel shows what one seller did on that channel. It does not show sales volume, how long the price runs, who funds the discount or whether other channels follow. It does show that a full two-camera feature set is sometimes offered at that price, which is useful for testing your own product plan.

How do I work out the most I can pay a factory for a baby monitor?

Start from the shelf price. Subtract the channel’s take, your operating costs and the profit you need, then subtract freight per unit and divide by one plus the duty rate. The formula is FOB ceiling = (P × (1 − r − o − m) − F) ÷ (1 + d), using your own figures for each input.

How much does the sales channel change the factory price I can afford?

A lot. With the illustrative inputs in this article, the FOB ceiling at a $99.99 shelf price is about $30–37 when selling through your own marketplace store and about $19–24 when selling wholesale to a retailer. Each 10 percentage points of channel take moves the ceiling by roughly $7–9 at that price.

Which features can be cut to lower the cost of a two-camera kit?

The usual options are shipping one camera and selling the second separately, using a fixed wide-angle camera instead of pan-tilt, a smaller parent-unit screen, or a smaller battery. Each one removes something the buyer may value, so decide which loss your buyers will accept.

Should a no-WiFi monitor be marketed as hack-proof?

It is better to describe what the design does: no internet connection, no account and no cloud, with video travelling only between the camera and the parent unit. That is a real advantage. “Hack-proof” claims that no attack of any kind will ever work, which cannot be demonstrated.

October 2026 sourcing series

Planning a monitor for a specific price point?

Send us the shelf price, the channel and the features you want. We will tell you early which parts of the list fit, and what the trade-offs are for the parts that don’t.

Start With Your Target Price → Price-led specification · Reference platforms · OEM / ODM · Private label