Electronic pen

The invention provides an electronic pen. The electronic pen comprises a wireless Bluetooth microphone designed at the head of the electronic pen and a wireless USB mini receiver and USB flash disk designed at the tail of the electronic pen. The wireless Bluetooth microphone and the wireless USB mini receiver and USB flash disk are combined into a whole through wireless information exchange, the multifunctional electronic pen is realized; audio signals are received and transmitted through a Bluetooth receiving and transmitting module; the processor converts audio signals into analog audio signals, sound is reduced through the audio amplifier, stored information is fed back to the processor through the data processing module to be comprehensively analyzed, audio signals are output through the audio output module, and a system device for comprehensively outputting the whole sound is simple, good in connection performance and not prone to making mistakes. And the electronic pen is also provided with the notch fo