Cambridge Soundworks OontZ Angle 3 Gen 4 Portable Bluetooth Speaker — 12W, 24‑Hour Battery, IPX5

Compact, weather-resistant Bluetooth speaker delivering clear stereo sound, boosted bass, up to 24 hours of play, and a 100-foot wireless range. The Cambridge Soundworks OontZ Angle 3 Gen 4 is a lightweight, triangular portable speaker built for everyday listening indoors and outdoors. It pairs modern battery life and a reliable Bluetooth link with dual drivers and a passive radiator to produce surprisingly full sound from a 10-ounce enclosure. Designed and engineered by Cambridge SoundWorks in the USA, this model balances portability, durability, and volume for casual music, podcasts, and hands-free calls.

How does the OontZ Angle 3 Gen 4 sound in small and medium rooms?

This speaker uses two precision acoustic drivers for balanced mids and crisp highs, while a downward-facing passive radiator enriches the low end without adding bulk. At 12 watts total output it fills small to medium spaces with clear sound and usable bass, making it suitable for kitchens, bedrooms, patios, and small gatherings.

• Dual precision drivers for clear mids and highs
• Downward passive radiator for deeper bass from a compact body
• 12W total output for room-filling volume in typical home spaces

How reliable is the wireless connection for streaming and calls?

Advanced antenna design extends the Bluetooth range up to 100 feet in open areas, reducing dropouts when your phone or tablet moves around the house or yard. The speaker also includes a built-in microphone for hands-free calls and works with smartphones, tablets, computers, and compatible Echo devices.

• Up to 100-foot unobstructed Bluetooth range
• Compatible with phones, tablets, computers, and Echo devices
• Built-in speakerphone microphone for calls

Can I use this speaker outdoors and how long will the battery last?

The OontZ Angle 3 Gen 4 has an IPX5 splash-resistant rating, so it handles light rain, splashes, and poolside spray, but it is not made for immersion. On a single charge it can play up to 24 hours at moderate (roughly two-thirds) volume, making it ideal for day trips, backyard barbecues, and long listening sessions away from outlets.

• IPX5 weather-resistance for rain and splashes (not submersible)
• Up to 24 hours of playback at 2/3 volume on one charge
• USB-C charging and a 3.5 mm AUX input for wired connections

What practical features should buyers know before they buy?

Beyond sound and battery longevity, the design is purposely lightweight and travel-friendly at just 10 ounces, and its triangular silhouette helps project sound effectively. Included connectivity options and simple onboard controls make setup and daily use straightforward.

• Weighs approximately 10 ounces for easy portability
• Onboard controls for playback and calls; AUX input for wired use
• USB Type-C charging cable included for faster, modern charging

Who is this for? The OontZ Angle 3 Gen 4 is aimed at listeners who want a compact, travel-ready speaker with solid sound and long battery life without the bulk or cost of larger systems. It fits commuters, students, apartment dwellers, and outdoor hobbyists who need splash resistance, a dependable Bluetooth link, and clear audio for music, podcasts, and calls.

FAQ

Q: How long does the battery last on a single charge?

A: Up to 24 hours of playback at about two-thirds volume on a single charge.

Q: Is the speaker waterproof for pool use?

A: It’s IPX5 splash-resistant for rain and splashes but not designed for submersion.