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Adscope™ 657

Tracer IV

The next generation in electronic stethoscopy combining impressive acoustic amplification, electronic noise filtering and comfortable ergonomic design.

The 657 features:

  • Amplifies up to 16x (24db) over traditional acoustic scopes
  • Patented piezopolymer film contact microphone provides wider frequency response than acoustic mikes used in competing models
  • Three frequency modes:
    • Bell (15-200Hz) for cardiac sounds
    • Diaphragm (100-500Hz) for lung sounds
    • Extended Range (15-1000Hz)
  • 8 level volume control
  • Holds last mode and volume setting for convenience
  • Auto-shut off after 3 minutes extends battery life
  • Battery warning LED signals when replacement needed
  • Binaurals fixed at 15º angle for snug aural fit
  • Specially constructed ADSOFT™ PVC eartips for the ultimate in wearing comfort and acoustic seal
  • Lightweight and compact – weighs under 6 oz., measures just 28”
  • Uses "AAA" battery (included)
  • Made in Korea
  • 2 year warranty

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