LVM iPhone 7 Case Wireless Bluetooth Speaker and Battery Case Protective Shell Scratch Resistant Hard Back Cover for Apple iPhone 7

• Functions: As Battery and wireless Bluetooth speaker for calls music ,video .
• The case has a mute button and built-in microphone, plus the speaker can be removed and placed in an ideal listening position for conference calls and other uses.
• A rechargeable 1800mAh battery powers the speaker and provides reliable backup power to charge your phone, or you can share the power with a micro USB or Lightning device via the universal USB port.
• A slim, protective bumper protects both the front and back of your phone from knocks and scratch.
• The speaker snaps onto the bumper case so you can easily attach it when you it or remove it.

Functions: As Battery and wireless Bluetooth speaker for calls music ,video .Nikou