【140+ Language Translation】Supports over 140 languages for real-time translation through the AIcool app, making it an ideal companion for international communication. 【High-Definition Audio】Equipped with a 13mm/32Ω directional composite diaphragm speaker, delivering crystal-clear sound across a wide 20Hz-20KHz frequency range. 【Comfortable Ear-Clip Design】The ear-clip style ensures a secure and comfortable fit, perfect for extended wear during travel or work. 【Bluetooth-compatible 5.3 Connectivity】Featuring the latest Bluetooth-compatible 5.3 technology for stable connections up to 10 meters away from your device. 【Digital Display】Comes with a digital display for easy monitoring of battery life and connection status. Specifications: Bluetooth-compatible: 5.3 Bluetooth-compatible distance: ≥10m Speaker type: 13mm/32Ω directional composite film speaker Frequency response range: 20Hz~20KHz Speaker sensitivity: 115±3dB Rated power: 3mW Earphone battery capacity: 30mAh (MXD battery) Charging case battery capacity: 250mAh (MXD battery plus protection IC) Play time: 4.5-6 hours Talk time: about 5 hours Charging case can charge the earphones: about 3 times Power input port: Type-C Supported translation languages: 140+ APP: AIcool