Lelo Siri 2
The Lelo Siri 2 is stronger than the previous version and waterproof. This palm-held vibe has 8 additional pre-set vibration patterns inspired by different musical genres, including classical, reggae, jazz, techno and more you have lots of options. There is also a mode that will rspond to ambient noise. Made of 100% silicone and ABS plastic. 2 hours of use with a 2 hour charge via the USB charger. All Lelo toys come with a 1 year warranty.
Frequency is 120Hz. Max sound level is <50db