Compatibility:The A2083 single right side earbud is compatible with Air 1st Generation and works with original A2190 charging case.
Important Compatibility Notes:Incompatible with earbud models A2931, A2698, A2699, A3047, A3048 and A3049.
Convenient Charging Feature:Pre-charging the charging case provides portable power for your earbuds when you're out of battery.
Quality Assurance: With the same high quality and performance as the original product.
Quality Assurance: Remove the existing connection from the device's Bluetooth list and place the earbuds in the device to charge (about 30 minutes or so)just like the connection procedure original.
