1. Smart Voice Control: Advanced voice recognition technology allows hands-free operation with commands like "take photos" for remote photography, making it perfect for fitness, cooking, and work scenarios where your hands are occupied.
2. Dual Control Methods: Features both intelligent voice commands and physical button controls for maximum flexibility - use voice control when hands-free convenience is needed, or rely on tactile buttons for precise operation.
3. Multi-Media Management: Comprehensive media control capabilities including music playback/pause, volume adjustment, track switching, and short video browsing with up/down page navigation and like functions.
4. Ultra-Portable Design: Lightweight 13g construction with dual wearing options - lanyard hole or collar clip - ensuring comfortable portability for extended use in various environments.
5. Long-Lasting Battery: 200mAh high-capacity battery provides 6-7 hours of continuous operation with quick 1-2 hour Type-C charging, perfect for outdoor activities and extended shooting sessions.
6. Universal Compatibility: Bluetooth 5.4 technology ensures stable, low-latency connections with all smartphones supporting Bluetooth-compatible 5.4 and above, providing reliable performance across different devices.

Specifications:
1. Model: B3
2. Material: ABS
3. Working Voltage: DC 5V
4. Input Current: 5V 1A
5. Battery Capacity: 200mAh
6. Battery Life: 6-7 hours
7. Charging Time: 1-2 hours
8. Net Weight: 13g
9. Dimensions: 2.5cm (W) x 4.6cm (H) x 2.5cm (D, including clip)
10. Bluetooth Version: 5.4
11. Charging Interface: Type-C