Vintage Guitar Amplifier Univox Speakers 2 10 Pro Mag 25-30 Watt. Originally from a Univox U-400G 4x10 combo. See pics for description, these are 8 ohm speakers.The item "Vintage Guitar Amplifier Univox Speakers 2 10 Pro Mag 30 Watt" is in sale since Sunday, November 17, 2019. This item is in the category "Musical Instruments & Gear\Guitars & Basses\Guitar Amplifiers". The seller is "edjohansson" and is located in Vanderhoof, British Columbia. This item can be shipped to Canada, United States.