K21 SE

Sound

- Subwoofer 8 inches
- Tweeter 2.36 inches

Speaker Power

- 120W

Frequency Range

- 50Hz-20KHz, - 10dB

Signalto-Noise Ratio

- ≥67dB

- AUX & USB Reader & TF Card

- Wireless Mic*2

- Music Instruments Input *2

- EQ Sound Model

- Knobs for adjustment

- Headphone Monitor

- TWS Connection

- Recording, Display, Live, etc.

Length*Width*Height

- 25.0cm*30.3cm*46.3cm

Item Weight

- 13.8KG

Battery Capacity
- 10.8V / 7650mAh

Concert-Quality Sound, Anytime, Anywhere

Unleash 180W of raw audio power with the K21 SE. Four precision tweeters slice through the air with razor-sharp highs, while a dedicated woofer pounds out deep, chest-rattling bass. Two passive radiators supercharge the low frequencies, delivering an immersive, 360° soundscape that fills any space—from intimate backyard gigs to bustling outdoor festivals.

Plug & Play, No Matter the Setup

This speaker is your one-stop audio hub:

• Wireless Freedom: Stream via Bluetooth 5.0 with zero lag
• Versatile Inputs: Play from USB drives, TF cards, or AUX cables
• Live Performance Ready: Connect two wired microphones and two instruments simultaneously

Whether you’re a solo artist, a band, or a DJ, K21 SE adapts to your gear, eliminating the need for complex audio setups.

Tailor Your Sound, Your Way

Take control with intuitive sound adjustment knobs. Fine-tune bass, treble, and midrange frequencies, tweak microphone volume, and even add reverb effects. From warm jazz tones to booming EDM drops, customize every nuance until your audio matches your vision—perfect for musicians, presenters, and audiophiles who demand precision.

Unleash Your Inner Performer

With two true diversity wireless microphones in the box, say goodbye to dropouts and interference. These mics lock onto signals with military-grade stability, delivering crystal-clear vocals with minimal noise and distortion. Ideal for karaoke marathons, live concerts, or public speaking events—your voice takes center stage, every single time.