【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. 【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. 【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. 【Ultra-Portable Design】Lightweight 13g construction with dual wearing options - lanyard hole or collar clip - ensuring comfortable portability for extended use in various environments. 【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. 【Universal Compatibility】Bluetooth-compatible 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: Model: B3 Material: ABS Working Voltage: DC 5V Input Current: 5V 1A Battery Capacity: 200mAh Battery Life: 6-7 hours Charging Time: 1-2 hours Net Weight: 13g Dimensions: 2.5cm (W) x 4.6cm (H) x 2.5cm (D, including clip) Bluetooth-compatible Version: 5.4 Charging Interface: Type-C