Echologger is the brand name of sophisticated sonar products designed and manufactured by EofE Ultrasonics Co., Ltd. to the highest of quality. It is exciting to see these innovative products become popular in a short time worldwide. These ultra-compact and portable sonar devices will definitely change the future of underwater monitoring.

303, Venture Center, Korea Aerospace University, Hwajeon-Dong, Deokyang-Gu, Goyang-Si, Kyounggi-Do, 412-791, Korea