Nanjing Zhengze Technology Co., Ltd.  

Product Name: Professional High Quality Tactical Bone Conduction Shoulder Microphone Communication/Fire Fighting Model NO.: ZXF-HMB1 Certification: ISO Type: Repeater Station Call Type: Mixed Display: Without Display Communication Distance: 8-12km Signal Type: Digital Trademark: zhengze Transport Package: Carton Specification: 0.550 kg 55X68X15 cm Origin: China Product Description Wired tactical bone conduction shoulder microphonePTT control shoulder microphoneWhen the user wears a bone conduction earphone, the PTT control shoulder microphone is only a PTT control host; when the user does not wear the earphone, the button is a simple shoulder microphone, the volume can be adjusted, and the communication can be directly intercommunicated. Easy to use and switch.The button unit has two PTT button switches at the same time, a small PTT button on the side, and a large button on the front speaker. Even in a special state, the arm or elbow can easily trigger the PTT button to realize wireless intercom communication.The PTT control shoulder microphone uses the latest digital arithmetic processing (DSP) technology to eliminate the problem of losing the initial partial syllable; Voice control technology and incorporated only identify the human vocal cord issued by the operation method, so that the external sound and impact are not recognized, can effectively prevent misoperation, completely free hands to improve work efficiency.The PTT control shoulder microphone has a noise suppression function, and it can be operated continuously in any noisy environment. The noise is digitally processed and checked before transmission, and the voice can be heard freely in a noise environment of up to 110 dB.PTT control shoulder microphone has ABCD four modes to choose from, A file B file is automatic voice control file (VOX), C file D file is manual gear, and B file and D file have squelch function.PTT control shoulder microphone size is not more than 90 (length) * 65 (width) * 35 (height) mm.Explosion-proof grade: ExibIICT4.PTT control shoulder microphone parameters:Material: Polycarbonate, silicone rubberConnector Quick blind plug waterproof connectorProtection level: IP67Working temperature: -30+60°C (continuous)Operating voltage: 3.7 VDCPower supply: 3.7V/1000mAH rechargeable lithium batteryBattery life: More than 20 hours (battery in saturated, normal room temperature)Continuous working hours: 11HCharging full time: 3HBluetooth pairing time: 5sBluetooth transmission distance: 10MBuilt-in microphone: -34±3dB2V2.2KΩBuilt-in speaker: 8Ωbone conduction part