Diamo- Comfortable and Vibrating Bluetooth Cock Ring. First Wearable, external male toy from Lovense. Vibrating cockring , suitable for any scenario or location! Smooth ring for comfortable, extended wear which ensures harder and longer-lasting erections with delayed orgasms. Residual vibrations felt in the ring to intensity both parties' sensations. The highest sound level: 46dB. Powerful motor to provide intense vibrations targeted at the perineum. Multiple wearing positions. Wearing possibilities makes it a great toy for solo play, foreplay, couple's sex ( because your partner will feel the vibrations too!) and heated public play! Comfortable and quiet- allowing you to go about your day and enjoy super-strong vibrations that target the perineum. Your biggest challenge will be controlling your reactions! Compatible With: iPhone/iPad Air/iPad Mini/iPod Touch iOS 10.0 and later. Android 4.3 and later (with Bluetooth 4.0 enabled) Mac (with Bluetooth 4.0 enabled) Windows PC (needs a Lovense USB Bluetooth Adapter to connect). IPX7 Waterproof. USB rechargeable - 2.5 - 3 hours of continuous use. Dimensions: Length - 5.24 inches. Width of perineum stimulator section 1.3 inches. - 3.59 inches. Width of cock ring - 2.55 inches Inside diameter of cock ring - 1.75 inches. One Year Warranty. Prohibited selling platforms includes but are not limited to: Amazon, eBay, including all 3rd party marketplace sites, even if they are operated and controlled exclusively by the authorized re-seller.