TL;DR
Ikea introduced the Kallsup, a $10 (€5) mini Bluetooth speaker available in three colors that uses Bluetooth 5.3 and can be linked into large multi-speaker setups. Ikea says units can be chained together—up to 100 theoretically—with a quick two-button pairing sequence; in demos a reviewer connected nine and Ikea staff have linked about 40 in-house.
What happened
At CES, Ikea showed a new low-cost portable speaker called Kallsup. The compact, square speaker was designed by Ola Wihlborg and measures roughly 2.75 x 2.75 x 3 inches. It comes in white, dark pink and lime green, charges over USB-C, and Ikea says the internal battery is replaceable. Kallsup runs Bluetooth 5.3 and supports instant Bluetooth pairing: pair one speaker to a phone, then use a simple two-button sequence to add additional units. Ikea claims the system can theoretically connect up to 100 speakers; company staff report they’ve paired about 40 in their office, and a reviewer at CES linked nine in a suite and noted surprisingly strong volume for the device’s size. The speakers aren’t advertised as waterproof.
Why it matters
- At $10 (and €5 in Europe) the Kallsup lowers the price barrier for multi-speaker setups, making large synchronized groups affordable.
- Simple pairing and support for many units could turn a basic Bluetooth speaker into a customizable, distributed sound solution for parties or gatherings.
- Compact dimensions and replaceable batteries emphasize portability and potential long-term serviceability compared with sealed disposables.
- The lack of waterproofing limits outdoor use cases despite the idea of scattering units around a yard or garden.
Key facts
- Price: $10 in the U.S.; €5 in Europe.
- Connectivity: Bluetooth 5.3 with instant pairing and a two-button sequence to add more speakers.
- Maximum pairing: Ikea says up to 100 speakers can be linked theoretically; staff have paired roughly 40 in tests.
- Design: square portable speaker measuring about 2.75 x 2.75 x 3 inches, with small feet and a side grille.
- Colors: available in white, dark pink and lime green.
- Power and charging: charges via USB-C; Ikea states the battery is replaceable.
- Durability: the speaker is not waterproof, per the demonstration notes.
- Hands-on report: a reviewer connected nine units at CES and reported the small speakers produced impressive volume.
What to watch next
- Exact U.S. and global release dates and retail availability — not confirmed in the source.
- Official battery life and performance specs under typical listening conditions — not confirmed in the source.
- Any firmware or app features for multi-speaker grouping and audio synchronization beyond manual button pairing — not confirmed in the source.
Quick glossary
- Bluetooth 5.3: A version of the Bluetooth wireless standard that can offer improved efficiency, stability, and features compared with earlier versions.
- USB-C: A reversible connector standard used for charging and data transfer on many modern devices.
- Replaceable battery: A battery that can be removed and replaced, potentially extending a product’s usable life compared with permanently sealed batteries.
- Pairing: The process of establishing a wireless connection between two Bluetooth devices so they can communicate.
Reader FAQ
How much do Kallsup speakers cost?
They are priced at $10 in the U.S. and €5 in Europe.
How many Kallsup speakers can be linked together?
Ikea says the system can theoretically connect up to 100 units; company staff have paired about 40 in tests.
Are Kallsup speakers waterproof?
No — the speakers are not waterproof, according to the source.
What is the battery life of the Kallsup?
not confirmed in the source

TECH CES SPEAKERS Ikea’s $10 Kallsup speakers are tiny, colorful, and surprisingly loud The new Bluetooth speakers can pair with up to 100 units at once, turning a budget gadget…
Sources
- Ikea’s $10 Kallsup speakers are tiny, colorful, and surprisingly loud
- IKEA Kallsup: Power In Numbers
- IKEA's $10 Kallsup Bluetooth Speaker: A Surprising Audio …
- Portable Bluetooth Speakers
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