Compact guitar amplifier TG-75, with sound quality adjustment features. - Model Name: TG-75 - Brand Name: Tony Smith - Input Terminal: INPUT - Volume Adjustment: VOLUME - Bass Adjustment: BASS - Treble Adjustment: TREBLE - Headphone Jack: PHONE - Drive Function: DRIVE - Power Switch: POWER ON/OFF This came with a guitar set purchase. I'm selling it because I bought another amplifier and don't use this one. The sound is clear and it works well. Thank you for viewing.