The Matrix Audio RM2 is a compact infrared remote control designed for select Matrix Audio DACs and streamers. It provides direct access to input selection, volume, mute, and power/standby without reaching for the unit or opening the MA Remote app. Compatibility The RM2 remote is compatible with the following Matrix Audio products: X-SABRE Pro / X-SABRE Pro MQA mini-i Pro 2 / mini-i Pro 2s / mini-i Pro / mini-i Quattro II / Quattro DAC / Quattro AMP The RM2 is a direct replacement for the original RM1 remote and supports all RM1 functions. For newer Matrix Audio products (X-SABRE 3, element series, mini-i 3 series), see the RM3 remote instead. Controls Ten buttons provide full system control: power/standby, mute, volume up, volume down, and direct input selection for Coaxial, Optical, AES, USB, and Bluetooth/IIS. Matrix Audio RM2 Specifications Specification Detail Type Infrared Remote Control Faceplate Aluminum with concave silver button rings Body Hard plastic Battery CR2032 (approximately 1 year battery life) Battery Access Rear drawer compartment Control Range 3 to 5 meters Buttons 10 (Power, Mute, Vol+, Vol-, COA, OPT, AES, USB, Bluetooth/IIS)