Cambridge Soundworks OontZ Angle 3 Ultra Portable Bluetooth Speaker — SUP Edition Blue, 14W, IPX7 Waterproof, 20-Hour Battery

Compact, splash-proof Bluetooth speaker that delivers 14 watts of room-filling sound, enhanced bass, and up to 20 hours of wireless playtime. The Cambridge Soundworks OontZ Angle 3 Ultra (SUP Edition, Blue) is a portable Bluetooth speaker built for outdoor use, water adventures, and everyday listening. It combines a digital audio processor, dual stereo drivers, and a proprietary bass radiator to produce clear highs, defined mids, and deeper bass than typical speakers its size. Rugged and waterproof to IPX7 standards with a long wireless range, it’s designed to travel from living room to lakeside without missing a beat.

How well does the Angle 3 Ultra perform for everyday listening?

The Angle 3 Ultra produces surprisingly loud, distortion-free sound for its compact footprint thanks to a 14-watt output and active digital processing. Highs and mids remain clear at higher volumes while a dedicated bass radiator adds punch without muddiness. It’s suitable for indoor rooms, small gatherings, and travel where clarity and impactful bass matter.

• 14 watts total power from dual precision stereo drivers
• Digital audio processor enhances bass and clarity
• Distortion-free playback even at maximum volume

Is this speaker durable enough for pool and water activities?

Yes — the SUP Edition is IPX7-rated, meaning it can be submerged up to 1 meter for 30 minutes without damage. The waterproof housing and sealed controls protect the electronics during splash-prone activities such as pool parties, boating, or shoreline picnics. For paddleboard use, Cambridge Soundworks offers an optional bracket and mount to secure the speaker on the board.

• IPX7 waterproof rating: safe for temporary submersion
• Sealed control buttons and water-resistant housing
• Optional SUP bracket and mount (sold separately) for paddleboards

How reliable is the wireless connection and battery life?

The speaker uses Bluetooth 5.4 with an improved antenna for an unobstructed wireless range up to 100 feet, letting you roam the yard while music plays. Pairing is fast and stable with most Bluetooth-enabled devices. A single charge delivers up to 20 hours of playback so you can go all day and into the evening without recharging.

• Bluetooth 5.4 with up to 100 ft wireless range (line-of-sight)
• Quick and simple device pairing
• Up to 20 hours of continuous play on one charge; includes USB-C cable

Can I expand the soundstage with more than one speaker?

Yes — two OontZ Angle 3 Ultra units can be linked wirelessly to create left and right stereo channels for better separation and a wider soundstage. Place paired speakers up to 100 feet apart for flexible staging at outdoor events or across larger rooms. Each speaker can also be set to full-stereo mode for independent playback when desired.

• Wireless dual-speaker stereo pairing for true left/right channels
• Speakers can sit up to 100 ft apart for wide coverage
• Flexible modes: paired stereo or each speaker as a standalone unit

Who is this for? The OontZ Angle 3 Ultra SUP Edition is ideal for active listeners who need portable, robust audio that handles water and travel without sacrificing sound quality. Choose it if you want a compact speaker with strong bass, long battery life, and a long wireless range for outdoor hangouts, beach days, paddleboarding, or simply turning any room into a small party space. It’s also a practical gift for campers, boaters, and commuters who value durability and dependable Bluetooth performance.

FAQ

Q: How long does the battery last?

A: Up to 20 hours of playback on a single charge with typical listening levels.

Q: Is the speaker safe to use in water?

A: Yes, it has an IPX7 rating and can be submerged to 1 meter for up to 30 minutes.