FX X60-6 5.8G 600mW 40CH Audio Video AV Transmitter Support MICSpecification: Features: 1. High-end CNC aluminum housing (good thermal conductivity、solid ) 2. When power is not transmitted power、 a good tune frequency after transmitting power 3. 40 CH (eight competitions dedicated special frequency)、 support MIC 4. A key control、 Hyun-color LED status display   Package included: 1 X Transmitter 1 X Antenna 1 X USB