This is the standard headset version of the popular Trantec S4.04 radio mic series. Four of these systems can be used simultaneously in the unlicensed band. The transmitter battery life is in excess of ten hours. This is a reliable robust product from one of the leaders in radio mic technology.
Carrier Frequency: 863-865MHzRange: 100mDimensions: 62 x 25 x 100mm (Beltpack), 215 x 102 x 39mm (Receiver)Weight: 85g (Beltpack), 480g (Receiver)