Features：

– Comfort & Secure Open-Ear Clip Design;

– Hi-Res Audio & LDAC Certification; (iOS devices do not support LDAC.)

– 40 Hour Long Plyatime and Fast Charging;

– Bluetooth 6.0 Faster Connection;

– Dual Connection;

– 99.5% Leakage-Free Privacy;

– 360 ° Spatial Sound;

– 10.8mm Dual Magnetic Driver;

– AI HD Call and Anti Wind Noise Structure;

– Dual mics ENC Call Noise Reduction;

– IPX5 Waterproof.

Stay Aware, Stay Connected

The ultra-light open ear design keeps you aware of your surroundings, so you’ll never miss those “Hey, look out!” moments.

Stable and Secure Fit

The clip-on design ensures a secure and comfortable fit, whether you’re running, cycling, or just on the go.

Asymmetrical 12° Design

Engineered for balance and pressure free wearing experience.

Flexible & Adaptive Comfort

Crafted with a Ni-Ti memory alloy and soft silicone finished, adapt to most ear shapes for a snug fit.

Rich and Detailed Sound

Powered by a 10.8mm dual-magnet high-sensitivity driver, these earbuds deliver crisp highs, full-bodied mids, and deep bass. With LDAC codec support, experience up to three times more detail than standard Bluetooth audio, bringing you richer, more authentic sound.

* LDAC is not supported on iOS devices.

Bass Enhance Algorithm

Our dynamic EQ algorithm improves the bass performance, and reduces high-frequency distortion, delivers balanced sound no matter how loud you turn it up.

Minimised Sound leakage

With advanced directional audio technology and auto sound beam adjustment, sounds are transmitted precisely into ear canal, making for a private listening⁠ experience.

360° Spatial Sound

Immerse yourself in theater-grade surround sound with QCY 360° spatial audio technology. Experience a wider, more dynamic soundstage that brings your music and movies to life.

Crystal Clear Call Quality

Wind-Blocking structure and AI powered microphone ensures your voice comes through loud and clear.

Faster & More Stable

Featuring the latest Bluetooth 6.0 chip, Crossky C30S delivers a faster, more stable connection.

With ultra-low 60ms latency—ensuring smooth, lag-free audio for both music and gaming.

40Hours Long-Lasting Listening

Set your Own QCY APP

Customize your own audio experience, adjust EQ settings, unlock more features to make your earbuds truly yours.