"**Product Specifications:**
**Brand:** QCY
**01. Global Recognition:**
- QCY is among the top 10 global Bluetooth earphone brands in terms of shipment volume.
- Over 30 million units shipped worldwide, with 2.5 billion users domestically and internationally.
- Cumulative sales revenue in the past 5 years exceeds 30 million units.
- Products exported to over 30 countries and regions globally.
**02. International Design Awards:**
- Winner of prestigious design awards such as IDA, WTMR, IAI, mUSE, DESIGN, and DESICN AWARDS.
- Recognitions include IDA Design Award, Global Media Recommendation Award, IAI Design Award, and the Muse Design Gold Award.
**03. Audio Technology Expertise:**
- Backed by 15 years of audio technology experience.
- Employs a professional R&D team with over 150 members.
- Owns multiple product patents for innovative audio solutions.
**QCY Crossky C30S:**
- Hi-Res & LDAC certified enhanced version with dual magnetic speakers and a sleek metallic finish.
- Delivers premium sound quality with Hi-Res 96kHz audio and LDAC 3.5x high-definition transmission.
- Enhanced dual magnetic speakers with 52% increased magnetic strength and 33% deeper bass.
- Features directional audio 3.0 technology and 99.5% leak-proof sound isolation.
**Design and Comfort:**
- Boasts a futuristic design with a metallic finish and advanced comfort features.
- Utilizes proprietary anti-Z type wearing design for reduced ear pressure and extended wearability.
- Conducted over 10,000 ear model tests and 4,000+ reliability tests for durability and comfort.
**Performance and Connectivity:**
- Offers extended battery life with a 460mAh capacity providing up to 40 hours of playback.
- Equipped with advanced Bluetooth 6.0 technology for seamless connectivity and high-quality audio transmission.
- Features AI-powered noise-canceling technology for crystal-clear calls and immersive sound experience.
**Package Contents:**
- QCY Crossky C30S Earphones x1
- User Manual x1
- Type-C Charging Cable x1
- Wearable Guide Card x1
**Specifications:**
- **Product Name:** QCY Crossky C30S
- **Bluetooth Version:** 6.0
- **Compatibility:** iOS/Android
- **Communication Distance:** 10 meters
- **Waterproof Rating:** IPX5
- **Battery Capacity:** Earphones 32mAh, Charging Case 460mAh
- **Charging Interface:** Type-C
- **Dimensions:**
- Earphones: 29.0*15.7*26.0mm
- Charging Case: 66.0*25.6*49.0mm
(Note: All data and statistics are based on official QCY data and industry research reports.)"
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