Check the listing for details. Riptunes White Noise Sound Machine SM-136. Color: White, Condition: Open box. Listed at 29.97 USD. Experience serenity wherever you go with Riptunes SM-136 portable sound machine, the solution for soothing relaxation and quality sleep any time any place. Riptunes SM-136 boasts an array of impressive features, 7 color night lights, adjustable brightness, color rotation, built-in headphone jack for privacy, and 7 hours of continuous playtime per charge for uninterrupted tranquility throughout the night. Plus, its built-in memory saves your last settings.Consumers favor Riptunes SM-136 and its therapeutic perfect blend of sound and light therapy. Key Features:Power ON/OFF ButtonType C charging portEasy push-button operationVolume ControlHeadphone Jack7 hours of continuous playtime per charge7 colored night lights with the ability to adjust brightness and rotate colorsA built-in memory that will remember your last settingsA RED light flashes when the battery is lowTechnical Specs:5V DC Charging Voltage2 ½ hour Charging Time52mm 2Ω5W Loudspeaker1% THD76dB SNR3.7V/1200mAH Battery CapacitySize: 4.6 Dim. X 2.85 inches