Customization: | Available |
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Type: | Tank Communication Helmet |
Material: | Sheepskin |
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microphone | Ac impedance: 2 x 300 x (1 + / - 30%) Ω sensitivity (1000 hz) : 3 mv S2 / m or higher (1000 hz) frequency range: 200 hz ~ 4000 hz |
telephone receiver | Ac impedance: 2 x 300 x (1 + / - 30%) Ω (1000 hz) sensitivity: 98 db/mW or higher (1000 hz) frequency range: 300 hz ~ 3400 hz |
cap sleeve | Cap sleeve type: south winter cap set of specifications: T#, large # #, small cap color: black sheep or camouflage sheepskin |
Mean Time Between Failures (MTBF) | ≥1000h |