This is a used Panasonic audio remote control, model N2QAJB000128. It was used with the SC-PM510MD. It seems to be compatible with various models. Although the button layout was slightly different on the SA-PM700, it generally worked. Please consider this item if you understand that it is a used product. About the product: The item has been lightly cleaned and disinfected with alcohol. Due to being a used item, there may be discoloration, minor scratches, sun damage, and stubborn stains. Batteries are not included. It will be shipped via Yu-Packet Post Mini.