1. Line Out: Audio output port. Connect your mobile phone (or other devices) with the appropriate cable
2. Stereo Microphone: Indicating left and right microphone capsules
3. Monitoring Jack: 3.5mm headphone port for monitoring live audio
4. LED Light Power Switch;
5. LED Light Power Setting: Indicates LED brightness level - Low (L) / Medium (M) / High (H)
6. Audio Gain Switch: Toggle between 0dB and +10dB
7. Microphone Power Switch: Three positions, on (flat line) and low-cut(bent line).
8. Microphone Battery Indicator Light: The indicator light is bright blue when powered on. If the indicator turns red, the power is low and the unit will need to be re-charged.