M2Ra, Duet In-Ear receiver stereo. M2Ra digital receiver for In-Ear monitoring. The system is fully digital with 24 bit sound and digital modulation. Straight frequency response 20-15kHz and latency analog in-analog out of 1.4 mS. Easy-to-use menu, and unparalleled sound quality. 3.5mm headphone socket with up to 250mW output power, IR for syncing with the transmitter. Powered by 2 AA batteries. M2Ra can also be used with encrypted transmission (AES-256), see details in the M2RaX brochure/manual.