GEORGE TOWN, April 23 — The Malaysian Meteorological Department (MetMalaysia) has upgraded four Malaysian Tsunami Early Warning Systems (SAATNM) located at four locations near the sea in Penang.

Senior Assistant Director of Penang MetMalaysia Office Fadila Jasmin Fakaruddin said the upgraded SAATNM is equipped with better features including 360-degree speakers compared to only three speaker mouthpieces previously.