100WHiFi sound
- High-end Heil AMT Tweeter.
- Treble up to 40khz, feel detailed treble clarity and brightness.
180° Wide soundstage, enjoy high quality pure vocals and instruments in every corner.
-Innovative design of 5"6.5" Fiber glass Mid-woofer with outstanding heat dissipation and no distortion.
FSC Environmental Certification
15mm (BK501) - 18mm (BK651) super thick MDF cabinet design.

Your Brilliant HiFi Bookshelf Speakers at Home

BK501/651 is a passive speaker that built for HiFi stereo sound system. You can feel the surprising crystal clear and bright treble, full midrange, fantastic deep bass and dynamic sound.

With our sonically engineering construction design, you can hear every details from the original sound.

Enjoy Pure Sound Of Vocals and Instruments

The treble high-frequency can go up to 40Khz, which delivers clean, detailed, and highly dynamic output.

It also can wider treble soundstage to 180°, makes you listening to high quality music in any corner. Enjoy immersive concert in your rooms.

Powerful HiFi Mid-Woofer

The 6.5" mid-woofer of BK501/651 bookshelf speaker uses glass fibre cone, S-type paper cone and air permeability design. Which can enhance the sound transmission much longer, lower the attenuation and have better heat dissipation.

Let you enjoy the full and revealing midrange and powerful bass in your home theater system. No longer have to worry about putting too loud bass will have the problem of distortion.

Scientific Speaker Cabinet Design

BK501/651's cabinet is made of thickened15-18mmMDF and scientific inverted phase tube, which is developed by experienced acoustic engineers after more than 900 days of research and development with professional acoustic tools.

Precisely calculated volume and cabinet design can reduce resonance and slant vibration noise, brings you incredible sound enjoyments.

Perfect Match In Your Rooms

The compact size and design make it easy to drive and perfect to put in any rooms at your home. Like living room, dining room, bedroom, garage etc.