[Hi-Res Audio & LDAC Certification]:10.8mm dual-magnet drivers with Hi-Res/LDAC certification deliver studio-grade 96kHz/24bit sound. Carbon fiber diaphragm and 48,000x/sec dynamic tuning balance deep bass, crisp highs, and 360° spatial audio.
[40-Hour Playtime & Fast Charging]: 6h single play / 40h with 460mAh case. 10-min USB-C charge = 1h playback for gym or commutes.
[Comfort & Secure Open-Ear Clip Design]: Ergonomic anti-Z-shaped clip (under 5g/earbud) ensures all-day comfort. Nickel-titanium alloy frame adapts to all ears for a stable, pressure-free fit during workouts or commutes.
[IPX5 Waterproof & All-Weather Ready]: IPX5 rating resists sweat, rain, and splashes. Nano-coating + open-ear design prevent moisture buildup for outdoor use.
[99.5% Leakage-Free Privacy & Clear Call]: Directional Audio 3.0 cuts 99.5% sound leakage. AI mic + wind-blocking structure ensure clear calls in noisy environments.
[Bluetooth 6.0 & Dual Connectivity]: Bluetooth 6.0 supports dual-device pairing—seamlessly switch between TV, phone, or laptop without interruptions.
Spec
Basic
Product Name: QCY Crossky C30S
Type: Open Ear
Driver: 10.8mm dual-magnet driver
Audio codec: LDAC/SBC
Call noise cancellation: Dual-mic ENC call
Weight: 5g(single earbud)
Dimension: 66.0*49.0*25.6mm (charging case)29.0*26.0*15.7mm (earbud)
Bluetooth
Pairing name: QCY Crossky C30S
Effective bluetooth range: 10m
Bluetooth version: 6.0
Battery
Battery capacity:32mAh(earbud),460mAh(charging case)
Battery life: 6h(earbuds),40h with charging case
Cable charge time: 2h
Charging port: USB Type-C
Document
User guide
QCY Crossky C30S User manual
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