1 Set Speaker Ringer Buzzer for Macbook Pro Retina 13 inch A1278 2010 Tag-Single Tail Connector There is an energy saving

There is an energy saving switch on the back

The case can can fit your phone well and make a big difference on protecting your phone from water

General Compatible with HTC:  Desire 816

and rotate smoothly

calm and flexible

1 Set Speaker Ringer Buzzer for Macbook Pro Retina 13 inch A1278 2010 Tag-Single Tail Connector There is an energy saving1. Speaker ringer buzzer for Macbook Pro Retina 13 inch A1278 2010 2. Replace your broken or unusable one with a new one 3. Each item has been checked and in good condition before shipping 4. Completely fit and work 5. Professional installation is highly recommended. We will not be responsible for any damages to your device that you may cause during the changing of replacement parts Specification: General Compatible with Apple: MacBook Pro 13. 3 inch