DR Strings Sunbeam - Phosphor Bronze AcousticRound Core 11-50
Gauges 11-15-22-30-40-50. Sunbeam Phosphor Bronze Strings feature round core construction for remarkable sustain. The tone does not decay as it does with other phosphor bronze strings that seem to sustain in a straight line until the sound falls off. Sunbeam acoustics are musically bright, rich sounding, and very flexible.