SIRI™ 3 is a sound-activated clitoral massager that responds to music frequencies in real time and transmits them to the clitoris in the form of pleasant vibrations thanks to SoundSense technology. It has eight powerful pleasure modes and two built-in microphones that allow both sound recognition and noise cancellation to be precise, thus eliminating noise. unwanted ambient noise. FEATURES: Materials: biocompatible silicone and ABS plastic Finish: smooth Size: 96 x 45 x 34 mm Weight: 172 g Battery: 420 mAh 3.7 V lithium-ion battery Charge: up to 2 hours at 5.0 V 500 mA Nominal power: Input: 5 V 420mA 2.1 W Output: 3.7 V 200mA 0.74 W Use time: up to 2h Standby: 90 days Frequency: 93 Hz Max. level Noise: <60 dB Interface: 4 buttons