Microfone AKG HT420 - Band M - Dynamic D5 capsule UHF hand transmitter of the WMS 420 series HT420 RF Band M Frequências: 826.100 - 831.900Mhz/10mW Needs a receptor AKG SR420 - RF Band M to work Dynamic D5 capsule with super cardioid characteristics 3-step switch on / mute / off Frequency response: 70 - 20,000 Hz Switchable transmission power 10/20 MW Operation with 1x 1.5 V AA battery up to 8 hours Integrated charging contacts for optional CU 400 90€ each unit + shipping costs