Shenzhen Huayida Electric Appliances Co. Limited
Products
Products
Shenzhen Huayida Electric Appliances Co. Limited
Wired earphones
  • Wired earphones
  • Wired earphones
  • Wired earphones
Wired earphones
Wired earphones
Wired earphones

Wired earphones

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Basic Info
Basic Info
Payment Type: T/T
Product Description
Product Description
  • Method: wear ear headphones
  • Type: no microphone cable
  • The plug diameter: 3.5mm
  • Plug type: line type earphone output source
  • Portable audio-visual cable length: 1.2 meters
  • Sensitivity: 110dB+/_3dB (IKHz/ImWh)
  • Earphone impedance: 16Ω +/-15%
  • Frequency range: 20-20,000Hz
  • Categories: ordinary earphone Headset
  • Three mechanical functions:
  • Mechanical structure:
    • Weight of the product is 12.5 ± 0.5g
    • Trumpet magnetic steel: 6.5*2.0 mm
    • Speaker specification: 15mm-32 Ohms – 9U
    • 14 plug 3.5*4.5*24.5 stereo plating black glue
    • 15 of 1200 ± 30mm
    • Four reliability tests
    • Life pesp
  • Items test conditions:
    • Test condition: 16 continuous load
  • Loading test: 
    • The frequency of 100Hz - 2KHz/0.3V/3mW
    • 24 hours without exception
  • Temperature test:
    • ​Heat test:
      • 55C ± 2 C 48 hours without exception
      • The 18 test at low temperature
    • Cold test: 
      • -25C ± 2C 48 hours without exception
      • 19 moisture resistance test
    • Humidity test:
      • 40C ±2C/90~95% R.H, 48 hours without exception
      • 20 drop test
    • Slide test:
      • No packaging products from the height of 1 meters of natural vertical landing3~5
      • Without exception
      • 21 pull test
  • Place an order at room temperature body lifting 0.5kg after 10 minutes without exception
  • Weight of the product is 12.5 ± 0.5g
  • Trumpet magnetic steel: 6.5*2.0 mm
  • Speaker specification: 15mm-32 Ohms – 9U
  • 14 plug 3.5*4.5*24.5 stereo plating black glue
  • 15 of 1200 ± 30mm
  • Four reliability tests
  • Life pesp
  • Test condition: 16 continuous load
  • The frequency of 100Hz - 2KHz/0.3V/3mW
  • 24 hours without exception
  • ​Heat test:
    • 55C ± 2 C 48 hours without exception
    • The 18 test at low temperature
  • Cold test: 
    • -25C ± 2C 48 hours without exception
    • 19 moisture resistance test
  • Humidity test:
    • 40C ±2C/90~95% R.H, 48 hours without exception
    • 20 drop test
  • Slide test:
    • No packaging products from the height of 1 meters of natural vertical landing3~5
    • Without exception
    • 21 pull test
  • 55C ± 2 C 48 hours without exception
  • The 18 test at low temperature
  • -25C ± 2C 48 hours without exception
  • 19 moisture resistance test
  • 40C ±2C/90~95% R.H, 48 hours without exception
  • 20 drop test
  • No packaging products from the height of 1 meters of natural vertical landing3~5
  • Without exception
  • 21 pull test

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