Itek black 5 in 1 wireless headphones free your movement and enjoy superior sound quality wherever you are 5 in 1 design includes wireless headphoneswireless monitoring wireless internet audio chatwired headphones fm radio with fm transmitter up to 10m wireless reception from any device with audio out tv dvd mp3 cd pc and hifi sleek base station stand with control switches for optimum efficiency or 45v dc adapter not supplied powered by 4 x aaa batteries