˙Capable to extremely eliminate ambient sound with the high-tech contacted-sensor ˙Amplification up to 18 times greater than standard acoustic scope and with built-in, eight level volume control ˙Three frequency response modes:Bell mode, Daiphragm mode and extended range ˙State-of-the-art design provides smooth and practical usage ˙Level low-battery indicator ˙Automatically turn off function provides longer battery life
HEALTH & LIFE CO., LTD. 9F., No. 186, Jian Yi Road, Chung Ho City, Taipei, Taiwan, R.O.C.