The Celestion Vintage 30 - 60 Watt - 12" Guitar Speaker is custom made for Mesa/Boogie® by Celestion's Ipswich facility in the United Kingdom. Vintage 30s provide detailed and complex overtones, a warm low-end, a rich vocal mid-range and a beautifully detailed top-end and are featured in many of our closed back enclosures, such as our Rectifier family of cabinets. Available as an 8 or 16 ohm speaker.