Centrance MixerFace R4D (3rd Gen); mobile 2-channel USB-C audio interface with integrated microSD card recorder; recording to microSD card (max. 256GB); 4 transport buttons and status LED; battery operation up to 8 hours; digital converter with max. 24bit / 192kHz resolution; 2x ultra-low noise mic preamps with 48V phantom power and high-pass filter (XLR/TRS combo jack); mic preamp gain: 0dB - 65dB; Hi-Z instrument input per channel; adjustable stereo aux input (3.5mm jack); 2x monitor output (3.5mm jack, balanced); headphone output (3.5mm jack); 2x micro USB connector (1x data transfer, 1x charging); 1/4"" tripod thread; rugged aluminum housing; for PC, Mac as well as iOS and Android devices; dimensions: 121 x 70 x 36mm; weight: 275g