Pyramid PR-2700 Stereo mixer

This is a rack-mountable 5-input sound mixer. It has XLR and phono jack mic inputs with normal/standby/talkover mode. Headphone jack for monitoring. Sliders for input controls. Monitor function with volume level. Fade in/out slider for use with two inputs. One 7-band equilizer for left and right channels. Dual VU meters for checking output level. Record out connection for recording mixes Amp out connection for line-level sound output. Works on 110 and 220V. The mixer powers up and inputs work but sound is very faint and weak in headphone jacks.