AKG DMS100 Vocal Set P5, Digital wireless system set, For singing and speech, Set of receiver and radio microphone with dynamic capsule, Free of registration and fees worldwide (2.4 GHz), Up to 12 hours operation of the pocket transmitter with only 2 AA batteries, High sound quality by uncompressed radio transmission with 24 Bit/48 KHz, Automatic frequency adjustment facilitates the search for free channels, AES 256 bit signal encryption provides effective eavesdropping protection, Simple operation unpack and start (PlugnPlay), Up to 4 radio links can be used simultaneously, Range: Maximum 30 m, Dimensions SR100: 200 x 165 x 44 mm, Weight SR100: 0.358 kg, Dimensions HT100: 51 x 250 mm, Weight PT100: 0.297 kg