Bone conduction talking module
Bone conduction call module contains bone conduction pickups and speakers. In the noisy fire scene, it can receive the commander's voice and other team members' help in time, which is convenient for team collaboration and management. In harsh environments such as fires, it can accurately recognize specific voice instructions to improve the efficiency of fire rescue.
Parameter index |
Item | Index | Item | Index |
Resonance frequency | 4KHZ ± 20% AT (@ 1.0 V) | Sensitivity | 82 ± 4dB 0.1W / CRY6151 AT 1000Hz;1.78V 10CM |
Rated power | 0.2W AT 2.53V | Maximum power | 0.5W AT 4V |
S / N ratio | ≥58DB | Effective bandwidth | 20 ~ 20KHz OUTPUT S.P.L-10dB |