m-e modern-electronics Wireless hand-held transmitter 622519 - m-e modern-electronics 56501, The m-e modern-electronics ODYON pro HS-2 is a wireless hand-held transmitter with a maximum range of 1000 metres in open fields. This 2-channel optical remote control from m-e modern-electronics 56501 is ideal for controlling devices remotely in large outdoor spaces. Typical applications include use in security systems and long-distance communication setups. m-e modern-electronics 56501 Odyon Pro HS-2 Wireless 2-Channel Transmitter