Ergonomic pleasure shape: Sync Lite is designed to allow couples to experience shared vibrations, hands-free, during sex. Maximum pleasure, maximum comfort. We-Vibe app: Play together with a partner using the app to give your play extra spark ? across a room or a continent. Single-button control: Use the simple single-button control on the toy or use the We-Vibe app to explore more options. Slim insertable arm: Soft edges and sleek design means Sync Lite slips inside the vagina comfortably, allowing easy wear during sex. Sync Lite adds vibrations that both partners can enjoy. 10 intensity levels: Sync Lite provides 10 different intensity levels, so you can control the power of your vibrations. Start with a gentle buzz and increase the intensity when things get hot... Whisper quiet: Sync Liteft.s powerful, rumbly vibrations are surprisingly quiet and discreet, so you can confidently use your toy without alerting the neighbors... Rechargeable Splashproof IPX4 Silky-smooth silicone Up to 45 minutes of play