【Open-Ear Audio Technology】Experience immersive sound without blocking your ears, allowing you to stay aware of your surroundings while enjoying music or calls. 【AI-Powered Smart Features】Equipped with ChatGPT and Deepseek AI models for real-time translation, meeting transcription, and intelligent assistance in multiple languages. 【Bluetooth-compatible 5.4 Connectivity】Enjoy stable and efficient wireless connection with your devices, supporting a range of up to 10 meters. 【Long Battery Life】Up to 4-7 hours of playtime on a single charge, perfect for all-day use. 【Touch Controls】Intuitive touch controls for easy management of calls, music playback, and accessing voice assistants. 【Waterproof Protection】IP4 rated water resistance to withstand light splashes and sweat during outdoor activities. Specifications: Material: ABS+PC Sound Channel System: Wireless Stereo Control Mode: Touch Waterproof Level: IP4 Bluetooth-compatible Solution: AB5656C Bluetooth-compatible Version: V5.4 Support Bluetooth-compatible Protocols: HFP, A2DP, AVRCP, HSP BR+EDR+BLE Bluetooth-compatible Operating Frequency: 2.4GHZ-2.48GHZ ISM Band Bluetooth-compatible Effective Distance: ≥10 meters Speaker Power: 30mW Headphone Amplifier Type: AXS2033 Frequency Response: 100Hz~10kHz Speaker Unit: 10MM Microphone: Silicone Mic Built-in Battery: Polymer Battery 3.7V, Capacity: 140mAh Charging Current: 60MA Charging Time: About 1 hour Saturation Voltage: 4.2V±0.05 Static Power Consumption: 10uA Standby Power Consumption: ≦3MA Play Time: About 4-7 hours (80%) Standby time: 200 hours Over discharge protection: 3.3V±0.05