{"product_id":"scarlet-st-21d-class-2-sound-level-meter","title":"Scarlet ST-21D Class 2 Sound Level Meter","description":"\u003cp data-start=\"60\" data-end=\"589\" class=\"PDq2pG_selectionAnchorContainer\"\u003eThe Scarlet ST-21D Class 2 Sound Level Meter is a precision instrument designed for occupational and environmental noise measurements. Complying with IEC 61672:2013 Class 2, it accurately measures sound pressure levels, equivalent continuous sound levels (Leq), and noise exposure. With built-in data logging, USB\/RS232 connectivity, and a wide measurement range, it is ideal for workplace noise monitoring, environmental surveys, construction sites, and industrial applications. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"ku16h1\" data-start=\"591\" data-end=\"615\"\u003eFeatures \u003c\/h3\u003e\n\u003cul data-start=\"617\" data-end=\"977\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"cmzjlm\" data-start=\"617\" data-end=\"651\"\u003eIEC 61672:2013 Class 2 compliant\u003c\/li\u003e\n\u003cli data-section-id=\"1onho18\" data-start=\"652\" data-end=\"686\"\u003e28–133 dB wide measurement range\u003c\/li\u003e\n\u003cli data-section-id=\"i8rghx\" data-start=\"687\" data-end=\"710\"\u003e±0.7 dB high accuracy\u003c\/li\u003e\n\u003cli data-section-id=\"1hhpjx5\" data-start=\"711\" data-end=\"740\"\u003eA\/C\/Z\/B frequency weighting\u003c\/li\u003e\n\u003cli data-section-id=\"tm4oy6\" data-start=\"741\" data-end=\"778\"\u003eLeq, TWA, DOSE \u0026amp; Lex,8h measurement\u003c\/li\u003e\n\u003cli data-section-id=\"1e7wl2k\" data-start=\"779\" data-end=\"818\"\u003eBuilt-in data logging (8,000 records)\u003c\/li\u003e\n\u003cli data-section-id=\"1097zo7\" data-start=\"819\" data-end=\"844\"\u003eUSB \u0026amp; RS232 data output\u003c\/li\u003e\n\u003cli data-section-id=\"18jdmta\" data-start=\"845\" data-end=\"868\"\u003e128 × 64 OLED display\u003c\/li\u003e\n\u003cli data-section-id=\"15h9hap\" data-start=\"869\" data-end=\"901\"\u003e20 Hz–12.5 kHz frequency range\u003c\/li\u003e\n\u003cli data-section-id=\"1qxk9zm\" data-start=\"902\" data-end=\"977\" data-is-last-node=\"\"\u003eBattery or external power operation\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Scarlet","offers":[{"title":"Default Title","offer_id":53739980325177,"sku":"SCST21D","price":0.0,"currency_code":"SAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0983\/5669\/1257\/files\/Screenshot2026-07-07221036.png?v=1783451496","url":"https:\/\/www.measure-mart.sa\/ar\/products\/scarlet-st-21d-class-2-sound-level-meter","provider":"Measuremart Global Company","version":"1.0","type":"link"}