Anker R50i Earbuds Specifications in brief: * 🔊 Powerful sound with good bass. * 🔋 Battery up to 10 hours, and up to 30 hours with the charging case. * Fast charging: 10 minutes gives two hours of playback. * 📡 Stable and fast wireless connection. * 💧 Water and sweat resistant. * 🎤 Two microphones for calls. Includes charging for all cities in the Kingdom.