Nanjing Zhengze Technology Co., Ltd.  

Product Name: Zxf-Hm1000 Marine Firefighter Air Respirator Bone Conduction Communication Unit/Fire Fighting Model NO.: ZXF-HM1000 Color: Beige, Black Type: Electret Earphone Wire Material: PU Communication: Wired Function: Waterproof, Bone Conduction Jack Diameter: 2.5mm Jack Type: Plug-in Usage: Marine Firefighter Air Respirator Trademark: ZHENGZE Transport Package: Carton Origin: China Product Description DescriptionBone conduction communication unit is a small and light mask communication unit specially used in extremely dangerous environment, easy to use and improve work efficiency;Use a highly sensitive vibration sensor to collect the vocal cord vibration transmitted to the skull and replace the vibration signal with a sound signal; unlike other traditional headphones, a thin waterproof bone conduction vibration sensor is placed on your head;Due to the unique design, it can be easily and very firmly installed in almost all standard face masks without any tools, without affecting the use of other protective equipment;The PTT control button converts the vibration signal of the pickup into an ordinary audio signal. After noise filtering, it is amplified to a signal that can be matched by the intercom, and then transmitted to the intercom.Features:Ultra-large button design, even with thick gloves or heavy protective clothing, you can easily press the PTT button.Polycarbonate material, fully waterproof design, solid shell, built-in positive and negative air pressure adjustment device, to ensure that it can withstand extreme pressure.The back clip can rotate 360 degrees for easy adjustment.Using fast blind plug connection cable, convenient and reliable.Can be used with a variety of face masks, easy to install.Does not affect the normal function of the original mask, comfortable to wear without discomfort.Protection grade: IP67, explosion-proof grade ExiaIITC4.