SIRI™ 2 is a sound-activated vibrator with eight powerful pleasure settings that responds to ambient noise. It's here to elevate your clitoral stimulation, granting you the option to pulse along to any beat you choose or the soothing voice of your significant other. The eight settings are pre-set and inspired by the vibration patterns of different musical genres, such as classical, reggae, jazz, techno, and others. SIRI™ 2 is 100% waterproof and will give you up to 2 hours of use from a single charge.