• New Upgraded 5.1 Chip: Stable Full-Core Upgrade, 
• Compared With The Old Version Of Bluetooth 5.0, 
• The Transmission Distance Is Greatly Improved, 
• The Signal Stability And Anti-Interference Ability Are Enhanced, 
• And The Standby Power Consumption Is Reduced.
• High-Definition Led Display Power: 
• Led Digital Power Display, 
• The Remaining Power Of The Charging Compartment Is Clear At A Glance, 
• Avoiding The Embarrassment Of A Sudden Loss Of Power! 
• The Power Of The Left Earphone, 
• The Total Power Of The Charging Compartment, 
• And The Total Power Of The Right Earphones Is Clearly Visible. 
• Applicable Products: Smart Matching Phones, 
• Tablets (Compatible With Android/Ios And Other Systems)
• Charging Method: Put The Earphones Into 
• The Charging Compartment And Cover It, 
• The Earphone Will Be Charged Automatically, 
• The Earphone Will Light Up In Red When Charging,