▎ 摘　　要

NOVELTY - The invention claims an antenna assembly and a terminal device, the antenna assembly is applied to the terminal device, the antenna assembly comprises: a frame, configuring the frame as a first antenna, for wireless receiving and transmitting the first frequency band signal, multilayer graphene and the frame coupling for wirelessly receiving the first frequency band signal; wherein the multilayer graphene is attached to at least part of the sound cavity box of the terminal device. setting multi-layer graphene, reducing the volume of the terminal device, satisfying the terminal device to the overall screen, the shape of thin size pursuit; multi-layer graphene is set with the frame and coupling with the sound cavity box; the multi-layer graphene not only can wirelessly receive and send the first frequency band signal, increase the covering range of the terminal device, the terminal device is compatible with 2G, 3G, 4G and 5G; It also has the function of radiating heat at the same time. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for the terminal device.