This adapter allows to convert your existing earphone with MMCX or 2-pin (0.78mm) port into True Wireless.

Summary:

• 8 hours battery life, 180 hours standby time.
• Bluetooth 5
• Qualcomm QCC3020 SoC
• aptX, AAC and SBC codec
• Nano-coating for water resistance
• Independent left and right mode 
• Qualcomm cVc 8.0 noise cancelling microphone