The JIAYU F1 has a sleek 4.0 display and metal frame. Available in black and white as well as 8, 16, 32, or 64GB. Repair for this phone requires screwdrivers, prying tools and tweezers.
The phone could be on the mute setting. Use the volume buttons located on the top right side of the phone to check the volume, or manually check the volume setting in the phone’s settings application