Duet Classic is the personal vibe that started it all. It is an exciting combination of edges, surfaces, and vibrations to explore a wide range of desires. Dual-motor vibe, built-in USB charging, four vibration modes each with four power levels. Includes fitted pouch. With a variety of edges and surfaces, two motors, four vibration modes, each with four power levels, you'll have fun discovering ideal combinations. The Duet Classic is waterproof and fully submersible. Play with it in the tub or shower. Clean under running water. Hassle-free and environmentally-friendly. The metal base of the Duet detaches and plugs into any standard USB port to recharge so it's ready to go when you are. Shipping only available in U.S. No International sales. V shaped edges to focus vibration 4 patterns: Wave, Constant, Pulsing, Alternating Pulsing 4 power modes and Turbo setting USB rechargeable with chargeable port. Cable included.