The Texecom Odyssey 2E Designed for maximum reliability at the most cost-effective price, the Odyssey 2E brings high security sounder technology into the residential marketplace. Safety conscious, installer friendly installation and maintenance with guaranteed performance, the Odyssey 2E perfectly complements even the most rigorous of installations- Single Piezo Sounder Producing 109dB- IP44 Enclosed Electronics Module- Lid & Wall Tamper Detection- Patented Engineer Hold-Off Mode- Grade 2 Class IV- Height : 242mm