The universal iambic paddle key CW-500U has a 3.5mm mini-jack socket, which allows you to connect it to a wide range of devices. The frame of the key is made of stainless steel and has high rigidity. Mounting holes in the base of the frame allow to additionally fasten the key to the custom base. The use in the design of polymer bearings and increased neodymium magnets provide high smoothness and responsiveness operation. The paddles of the key have easy adjustment of the gap between the contacts.