The Celestion Ditton 15 is a vintage loudspeaker produced by Celestion, a British manufacturer known for their high-quality audio equipment. The Ditton 15 was part of the Ditton series, which was introduced in the 1960s and gained popularity for its excellent sound reproduction. It features a two-way design with a 12-inch woofer and a tweeter, providing a balanced sound output. The Ditton 15 is appreciated by audio enthusiasts and collectors for its warm and smooth sound signature, making it a sought-after vintage speaker.