The Studiomaster Professional ER 31 series is a high quality duet VHF microphone system designed to suit the needs of various professional applications.
- VHF Band frequency Quartz Lock Control.
- Dual Channel Receiver.
- LED Indicator (Power, RF) & Telescopic antenna.
- Special Circuit design to minimize microphone switch noise.
- The ER 31/ EM 31 / EM 31 consists of two EM 31 handheld microphones