The RA0030-KS-K whistle from Molten is a high-quality accessory for ball sports, distinguished by its special design and sound quality. This whistle operates without a ball and features a patented 4-octave sound that ensures clear and consistent tone production. With two frequency ranges of 3.67 kHz and 4.15 kHz, it achieves a volume of up to 125 dB, making it ideal for use in noisy environments. The whistle comes with a hand flip grip available in three different sizes to ensure comfortable handling. Additionally, a cord is included for easy attachment. The RA0030-KS-K whistle is available in the color black and is suitable for various sports such as basketball, volleyball, and handball. It is designed in a universal size, providing versatile use for coaches and referees across different ball sports.