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K-styl dynamyske lûdsreduzearjende handset A20

Beskriuwing:

It is mainly for access control system, industrial telephone, vending machine, security system and some other public facilities with noisy voice from surrondings. This handset is with noise reducing microphone and could cancel the around noise.


Enkête
  • Beskriuwing
  • spesifikaasje
  • Oanfraach
  • Wêrom Kies Us
  • Enkête

1. Shell is makke fan Spesjale PC / ABS 

2. 304 # roestvrij stiel armored cord of PVC coiled Cord 

3. Pierce-proof en Hi-Fi-stjoerder en ûntfanger.


1. De lingte fan 'e buis is fleksibel, standert is 900mm, de diameter fan' e buis: Φ8.4mm , Φ7.8mm , Φ6.5mm 

2. Connector kin wurde keazen: Y-spade, RJ11, XH-pg, USB, Audio Jack, Aviation Joint, XLR Connector, ens. 

3. Hege sterkte stielen seil diameter kin wurde keazen: standert is 1.6mm, oare diameter is Φ2.0mm, Φ2.5mm 

4. Handsetkleur: standert is swart as read, oare kleuren kinne oanpast wurde. 

5. Mikrofoan: Electret-mikrofoan as dynamyske mikrofoan.


Sfertsjinwurdiging

Waterproof graad

IP65

Ambient Noise

≤60dB

Wurkfrekwinsje

300~3400 Hz

SLR

5~15 dB

RLR

-7~2 dB

STMR

≥7 dB

working Temperatur

-30℃ ~+ 50

Relative fochtichheid

 ≤95%

Atmospheric Pressure

80~110 K Pa


Application

Why kies ús