Patent ID: 8112060

Claim:
An electronic device, comprising: a main body comprising: a first circuit board configured for processing electrical signals; and a first coil electrically connected with the first circuit board, and configured to transform electrical signals with electromagnetic waves; an audio module comprising: a second circuit board configured for processing electrical signals; a speaker electrically connected with the second circuit board, and produces a sound wave according to electrical signals; a microphone electrically connected with the second circuit board, and configured to detect sound wave and generate electrical signals; a second coil electrically connected with the second circuit board, and configured to transform electromagnetic waves with electrical signals; and a second casing comprising: a circular top board; a side wall uprightly extending from an edge of the circular top board and forming a receiving space with the circular top board; a first receiving ring uprightly extending from the circular top board within the receiving space and forming a speaker receiving space; and a second receiving ring uprightly extending from the circular top board within the receiving space and forming a microphone receiving space.