1. Receive signal well. 2. Fully protect the equipment from normal scratches, dirt, tears and wear. 3. All buttons and ports are accessible. 4. Simple, comfortable and easy to carry. 5. Functional holder&pen slot&shoulder strap, easy to use. 6. Bracket design, free hands, easy-to-watch dramas. 7. The ring holder can be freely rotated 360 degrees + 180 degrees, and the angle can be adjusted arbitrarily, which is convenient to use.
