{"product_id":"stage22-sonifex-rm-2s4-1he-rack-mount-reference-monitor","title":"Sonifex RM-2S4 1U Rack-Mount Reference Monitor | Stage Experts","description":"The Sonifex RM-2S4 is a professional 1U rack‑mount reference monitor designed for accurate listening and dependable level metering of up to four stereo sources. It accepts both analogue and AES\/EBU digital audio with sample rates up to 192 kHz, automatically detecting the signal type. Two high‑resolution 53‑segment LED meters offer seven selectable scales and display modes, with a dedicated phase display and comprehensive alarms for under\/over level, phase errors and loss of digital lock. For critical assessment, the RM-2S4 provides Dim, Mute, Mono, phase invert and Mid\/Side listening. Built‑in speakers feature a DSP‑controlled active crossover, Class‑D amplification and active DSP EQ for precise, balanced reproduction in a shallow chassis, with a limiter to protect drivers; connecting headphones automatically mutes the speakers. Additional tools include a balance control, 5‑band parametric EQ for room compensation, and remote control\/monitoring via USB and RS232 with support for Sonifex SCi software. Expansion options allow additional input cards, making this a flexible choice for studio, OB and broadcast racks where reliability and accuracy are essential.\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIncludes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSonifex RM-2S4 1U Rack-Mount Reference Monitor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003csmall\u003e\u003cstrong\u003eSTAGE22.1.100.200\u003c\/strong\u003e\u003c\/small\u003e\u003c\/p\u003e","brand":"Sonifex","offers":[{"title":"Used Equipment","offer_id":64657428087161,"sku":null,"price":1380.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0288\/2260\/1776\/files\/Screenshot_202026-09-15_20183004.webp?v=1789927227","url":"https:\/\/stage-experts.com\/products\/stage22-sonifex-rm-2s4-1he-rack-mount-reference-monitor","provider":"Stage Experts Ltd","version":"1.0","type":"link"}