Unleash the ultimate audio experience with the ACEFAST K3 Ultra 120W Portable Wireless Bluetooth Speaker. This high-power outdoor speaker is engineered for those who demand massive sound, deep bass, and dynamic visuals in one rugged, portable package.

With a staggering 120W of peak power, the K3 Ultra uses a sophisticated 3-driver system with dual passive radiators to deliver room-filling sound that is both loud and crystal clear. Its IPX6 waterproof rating means it’s ready for any adventure, from beach parties to poolside lounging.

Customize your vibe with dynamic RGB lighting and three distinct EQ modes (Music, Movie, Outdoor), all while enjoying a marathon 19-hour battery life. Whether you’re hosting a party or just enjoying your music, the ACEFAST K3 Ultra is the last portable speaker you’ll ever need.

Features

Massive 120W Peak Power Sound

Experience audio like never before. The ACEFAST K3 Ultra 120W Portable Wireless Bluetooth Speaker is built with a powerful 3-driver system (one 66W mid-low driver and two 27W tweeters) plus two passive radiators. This setup delivers 120 watts of explosive peak power and deep, resonant bass with zero distortion, even at high volumes.

IPX6 Waterproof for Any Adventure

Don’t let water spoil your fun. The K3 Ultra features a robust design with an IPX6 waterproof rating. This protects it from heavy splashes, rain, and sweat, making it the perfect, durable companion for outdoor gatherings, camping, and beach trips.

19-Hour Marathon Battery Life

Keep the party going all day and all night. The built-in high-capacity 4500mAh battery provides an incredible 19 hours of continuous playtime at 50% volume. A convenient USB-C port ensures fast and easy recharging in about 6 hours.

Dynamic RGB Lights & 3 EQ Modes

Set the mood for any occasion. The K3 Ultra features dynamic RGB lighting with three switchable modes (constant, breathing, and flashing) that sync with your music. Plus, you can fine-tune your audio with three professional EQ modes—Music, Movie, or Outdoor—all processed by an advanced DSP chip for optimal sound.

Advanced TWS & Multi-Input Connectivity

• True Wireless Stereo (TWS): Wirelessly pair two ACEFAST K3 Ultra speakers to create a true 240W stereo sound field for an immersive, concert-like experience.
• Bluetooth 5.4: Get a faster, more stable connection with the latest Bluetooth 5.4 technology.
• Multiple Inputs: Enjoy flexible playback options with support for Bluetooth, 3.5mm AUX, USB-A (flash drive), and a TF card slot.
• HD Microphone: Take clear, hands-free calls directly through the speaker with the built-in high-definition microphone.

Specifications

Frequently Asked Questions (FAQ)

Q1: Is the ACEFAST K3 Ultra 120W speaker truly waterproof?

A1: Yes, the K3 Ultra has an IPX6 waterproof rating. This means it is fully protected against powerful water jets and heavy splashes from any direction. While it can handle rain, pool splashes, and beach use, it is not designed to be fully submerged in water.

Q2: Can I connect two ACEFAST K3 Ultra speakers together?

A2: Absolutely. The K3 Ultra features TWS (True Wireless Stereo) technology. You can wirelessly pair two K3 Ultra speakers to create a wider, more powerful 240W stereo sound system, perfect for large parties or movie-watching.

Q3: How long does the battery last on the K3 Ultra?

A3: The ACEFAST K3 Ultra is equipped with a 4500mAh battery that provides up to 19 hours of playtime on a single charge, when played at 50% volume. Playtime may vary depending on volume level, audio content, and use of RGB lighting.

Q4: Does the ACEFAST K3 Ultra have different sound modes?

A4: Yes, it features an advanced DSP processor and 3 distinct EQ modes to optimize your audio. You can easily switch between Music Mode (balanced sound), Movie Mode (enhanced dialogue and immersion), and Outdoor Mode (boosted bass and volume for open spaces).

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