How is the noise cancellation performance of these over-ear headphones?
KO-STAR Soundsphere features advanced hybrid noise cancellation technology with noise reduction up to -45dB. Its reliable passive noise isolation works well on certain high-frequency sounds for a wide noise reduction bandwidth.
What should I do if the headphones fail to connect via Bluetooth?
If you have Bluetooth connection issues, quickly press the power button 5 times to reset the headphones. Wait until the headset enters pairing mode with red and blue light flashing alternately, then pair with your device again.
How is the sound quality of these headphones? Will the sound leak out?
The 40mm carbon nanotube drivers and Hi-Res Audio certification deliver deep bass and crisp treble. Spatial audio with head-tracking brings immersive positional sound. No sound leakage at high pitches. To protect hearing, avoid excessive volume.
How durable are these headphones with daily use?
This headset boasts great durability. Built with a stainless steel headband, aluminum alloy hinges and metal earcup shells, it adopts scratch-resistant coating to form an extremely robust structure that withstands daily wear and tear.
Does it support voice assistants?
Yes, it supports voice assistants. Double-tap the power button to activate your voice assistant for voice commands while wearing the headphones.
Innovative Audio Design
Pioneering Refined Audio Experiences
Global Team of Innovators
KO-STAR headphones capture today’s youthful energy—favored by Gen Z and millennials for their style and genuine sound, and respected by broadcasters, podcasters, and engineers for their precision and reliability. This broad appeal reflects our commitment to premium audio that fuels creativity on the go or on air. With relentless innovation and quality, KO-STAR is redefining personal audio. Join us as we push the boundaries of sound.
Desktop PC Microphone
Bluetooth wireless earbuds
Bluetooth wireless earbuds
How is the noise cancellation performance of these over-ear headphones?
KO-STAR Soundsphere features advanced hybrid noise cancellation technology with noise reduction up to -45dB. Its reliable passive noise isolation works well on certain high-frequency sounds for a wide noise reduction bandwidth.
What should I do if the headphones fail to connect via Bluetooth?
If you have Bluetooth connection issues, quickly press the power button 5 times to reset the headphones. Wait until the headset enters pairing mode with red and blue light flashing alternately, then pair with your device again.
How is the sound quality of these headphones? Will the sound leak out?
The 40mm carbon nanotube drivers and Hi-Res Audio certification deliver deep bass and crisp treble. Spatial audio with head-tracking brings immersive positional sound. No sound leakage at high pitches. To protect hearing, avoid excessive volume.
How durable are these headphones with daily use?
This headset boasts great durability. Built with a stainless steel headband, aluminum alloy hinges and metal earcup shells, it adopts scratch-resistant coating to form an extremely robust structure that withstands daily wear and tear.
Does it support voice assistants?
Yes, it supports voice assistants. Double-tap the power button to activate your voice assistant for voice commands while wearing the headphones.
Innovative Audio Design
Pioneering Refined Audio Experiences
Global Team of Innovators
KO-STAR headphones capture today’s youthful energy—favored by Gen Z and millennials for their style and genuine sound, and respected by broadcasters, podcasters, and engineers for their precision and reliability. This broad appeal reflects our commitment to premium audio that fuels creativity on the go or on air. With relentless innovation and quality, KO-STAR is redefining personal audio. Join us as we push the boundaries of sound.
Desktop PC Microphone
Bluetooth wireless earbuds
Bluetooth wireless earbuds
