TECHNICAL SPECIFICATIONS RUGGEDIZATION • IP-68 certication, submersible up to 2 meters for 1 hour • External speaker protected by waterproof GORE™ Protective Vents • MIL-810G certication (incl. salt, humidity, transport shock & thermal shock) • Hardened rubber molded to Fiberglass casing mix by dual injection • Rated to 2 meter drops onto concrete from any angle • Vibration protection from 5Hz to 500Hz and shock resistant up to 4G • Non-porous casing blocks entry of dust and micro-part