【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: 5.3Bluetooth-compatible distance: ≥10mSpeaker type: 13mm/32Ω directional composite film speakerFrequency response range: 20Hz~20KHzSpeaker sensitivity: 115±3dBRated power: 3mWEarphone battery capacity: 30mAh (MXD battery)Charging case battery capacity: 250mAh (MXD battery plus protection IC)Play time: 4.5-6 hoursTalk time: about 5 hoursCharging case can charge the earphones: about 3 timesPower input port: Type-CSupported translation languages: 140+APP: AIcoolPackage included: 2 x Earphones 1 x Charging Case 1 x Charging Cable 1 x English User Manual Other items not include