ACEFAST K3 Ultra – 120W Portable Speaker: Professional Sound, 19-Hour Battery, Built for the Outdoors
Step up to serious audio. The ACEFAST K3 Ultra delivers 120W peak power and 60W continuous distortion-free output through a 3-driver + dual passive diaphragm system, powered by a DSP processor for true 360° omnidirectional sound. With 19 hours of battery life, IPX6 waterproofing, dynamic RGB lighting, and a premium leather-textured build — this is the portable speaker that commands any space.
✅ Key Features
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🔊 120W Peak Power – 60W Continuous Distortion-Free – 1×66W woofer + 2×27W tweeters deliver powerful, vigorous bass and rich mid-to-high frequency detail. Loud, clear, and distortion-free at any volume level.
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🌐 360° Omnidirectional Sound – Front mid-low driver (90×90mm) + 2 high-frequency drivers (51×41mm) + 2 rear oval passive diaphragms (96×60mm) create a wide, immersive soundstage that fills every corner of any space.
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🤖 DSP Processor – Advanced digital signal processing delivers clear, natural sound details and original sound quality reproduction across all genres and listening environments.
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🎚️ Three EQ Modes – Music, Movie, and Outdoor modes. Switch instantly to optimize sound for your environment with a single button press.
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✨ Dynamic RGB Lighting – Three light effects: constant on, breathing, and fast flashing. Set the perfect atmosphere for any occasion.
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🎵 Multi-Mode Playback – Bluetooth 5.4, USB flash drive, TF card, AUX input, and TWS. Play your music any way you like.
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🔗 TWS 360° Stereo Pairing – Connect two K3 Ultra speakers to create a full 360° surround stereo sound effect that transforms any venue.
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🎤 HD Microphone – High-quality silicone microphone for crystal-clear hands-free voice calls in any environment.
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💧 IPX6 Waterproof – Effectively protects against rain and sweat. Engineered for both indoor and outdoor use without compromise.
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🔋 19-Hour Battery Life – 4500mAh / 11.1V battery delivers up to 19 hours of continuous playback at 50% volume. Charges fully in ~6 hours via USB-C.
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💪 Premium Leather-Textured Build – Leather-textured silicone housing, front and rear double metal mesh, anti-slip silicone pads, and a leather-textured carrying strap handle for a premium look and comfortable portability.
📋 Specifications
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Product Name: ACEFAST K3 Ultra Portable Wireless Speaker
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Bluetooth: v5.4 | Range: ≥10m
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Frequency Response: 60Hz – 20,000Hz
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Speaker Units: 90×90mm woofer + 2×51×41mm tweeters + 2×96×60mm passive diaphragms
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Rated Power: 33W + 13.5W + 13.5W = 60W | Peak: 66W + 27W + 27W = 120W
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Battery: 4500mAh / 11.1V | Playtime: ~19h | Charge time: ~6h
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Input: USB-C, DC 5V⌄2A
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Waterproof: IPX6
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Dimensions: 230 × 119.5 × 102.5 mm
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Weight: 2.06kg
Outdoor festivals. Rooftop parties. Living room concerts. The ACEFAST K3 Ultra — 120W of pure, portable power.
