ACEFAST Portable Speaker K3 Ultra

Acoustic Design: It houses a 3-driver system featuring one 90×90mm mid-low range speaker and two 51×41mm high-frequency speakers.

Passive Radiators: Equipped with dual rear oval passive diaphragms (96×60mm) to maximize bass extension.

Power Output: Delivers 60W continuous rated power (1×33W + 2×13.5W) and up to 120W peak power (1×66W + 2×27W).

DSP Tuning: Features a built-in Digital Signal Processor supporting three distinct EQ presets: Music, Movie, and Outdoor modes.

Wireless Tech: Runs on Bluetooth 5.4 for a stable connection up to 10 meters away.

Stereo Pairing: Supports True Wireless Stereo (TWS) interconnection to link two K3 Ultra units for a wider soundstage.

Multiple Inputs: Plays audio seamlessly through Bluetooth, USB flash drives, TF (MicroSD) cards, or a standard 3.5mm AUX input.

Voice Calls: Integrates a high-quality silicone microphone to handle hands-free voice calls directly from the speaker.

Rugged Build: Rated with IPX6 water resistance to safely handle heavy splashes, rain, and sweat.

Battery Life: Powered by an 11.1V 4500mAh battery that yields up to 19 hours of continuous playback at 50% volume.

Charging Details: Refuels via a standard DC 5V⎓2A USB-C input and takes roughly 6 hours to fully charge.

Visual FX: Features dynamic RGB light rings that support three light profiles: Constant on, breathing, and fast flashing.

Portability: Finished with a soft leather-textured silicone coating, double metal protective meshes, and a built-in carrying strap handle.