Pyle PTA4 Amplifier - 120 W RMS

1/4in microphone input jack. It lets you connect a microphone with a 1/4in plug. Bass and treble controls. It allows you to boost or attenuate bass and treble for the desired sound. Push type speaker terminal. It lets you easily connect speaker wires directly to the amplifier. The speaker impedance can be ranged from 4 to 8-ohm for the general stereo output. CD/MP3 3.5 mm AUX input jack (front). It lets you easily connect the computerized MP3 device (player) sources, such as PC (CD ROM), laptop, Walkman, iPod, and cell phone. REC RCA output. It lets you connect the amplifier to a tape deck for recording. Master volume control. It lets you control the overall volume level. It doesnT affect the volume of microphone. Power on/off and LED indicator. Main power switch, the indicator lights when the amplifier is turned on. Balance control. It lets you adjust the sound balance between the left and right of amplifier outputs. AUX 1/AUX 2/CD RCA inputs. It lets you connect high level audio sources such as CD player, tape deck, tuner, camcorder, or VCR. Microphone volume control. It lets you adjust the volume of connected Microphone to the proper setting.