**Product Specifications:**
**Brand:** Chuan Gu
**Model:** Upgraded Top-of-the-Line Version
**Purpose:** Designed for audiophiles
**Speaker:** Custom composite titanium diaphragm + Chuan Gu team professional tuning for high-fidelity lossless sound quality
**Bluetooth Version:** 5.4
**Color Options:** Cool Black, Red Magic Black, Blue Princess Black
**Features:**
- **Sound Quality:** Graphene composite titanium diaphragm for optimized sound
- **Stability:** Upgraded 5.4 chip for stable connectivity
- **Battery Life:** 2000mAh capacity for long-lasting usage
- **Design:** Compact and lightweight at only 4.2g for comfortable wear
- **Master-Slave Switch:** Supports single-ear use with seamless switching between earbuds
- **Listening Modes:** Single or dual earbud connection for music, movies, or gaming
- **Touch Control:** Intuitive touch controls for easy operation
- **Waterproof:** IPX7 rated for sports and sweat resistance
- **Noise Cancellation:** Binaural HD call quality with DSP and HDVoice technology
- **Battery Life:** Over 300 hours of usage with low power consumption
- **Low Latency:** Advanced Bluetooth chip for minimal delay in audio transmission
- **Compatibility:** Compatible with various devices and systems
**Package Contents:**
- Wireless Bluetooth Earphones
- Ear tips (S, M, L)
- Charging cable
- User manual
**Control Functions:**
- Single tap: Play/Pause
- Double tap: Previous/Next track
- Triple tap: Activate voice assistant
- Long press: Adjust volume, answer/reject calls
**Note:** The product images are for illustrative purposes only.