Pyle PWP25W Waterproof Aqua Sport Headphones, White/Blue Waterproof Earphones Are Ergonomically Designed For Comfort - Sensitivity (S.P.L): 110dB+/-4dB/mW(at 1KHz) - Compliant with IP7 waterproof standard Includes 3 Pairs Of Different Size Earbuds For Custom Fit - Maximum Input Power: 20mW - Color: Black Caution! Do Not Use Underwater At Depths Of 10 Feet And Below - Speaker Driver Diameter: 10mm