The invention discloses a wireless conference-based transmitter. A Bluetooth data receiving/transmitting module, a PID regulator, an amplifier and a power module are arranged in a Bluetooth wireless conference system host, wherein the Bluetooth data receiving/transmitting module is electrically connected to the PID regulator, the power module and the amplifier, respectively; the amplifier is electrically connected to a speaker; the Bluetooth wireless conference system host is provided with a wireless microphone host charging contact and a power/mode switch; a wireless microphone body is provided with a wireless microphone receiving/transmitting module, a wireless microphone indicator lamp, a wireless microphone switch, a wireless microphone hole and a wireless microphone charging contact,wherein the wireless microphone receiving/transmitting module is electrically connected to the wireless microphone indicator lamp, the wireless microphone switch, the wireless microphone hole and thewireless microphone charging contact, respectively; the power module includes a power part and a battery protection part; and the Bluetooth wireless conference system host is provided with three function buttons.