The U2HSL set consists of one superheterodyne receiver U2HR and one long range hand transmitter DW200HT. The U2HSL is a development of DW200HS. The U2HR superheterodyne receiver features excellent sensitivity and selectivity and complies with latest EU relevant standards concerning SRD (Short Range Devices) of remote control products. The U2HR receiver offers better range than the older model DW200HS, is much smaller in size and includes a set of new, very useful functions.