A keyboard equipped with switching interfaces includes a key set module, a circuit unit, a wired transmission interface, a wireless transmission interface and a switch unit. The key set module includes a plurality of keys depressible by users to trigger the circuit unit to generate a message signal. The circuit unit is electrically connected to the wired transmission interface and wireless transmission interface. The wired transmission interface is electrically connected to a transmission cable to output therethrough. The switch unit is electrically connected to the circuit unit and triggers the circuit unit to output the message signal to the wired transmission interface or wireless transmission interface according to user's actions.