Cyber Sonic Ear Hearing Machine

• Cybersonic Hearing Aid
• Sound enhancer machine for people with hearing problem 
• High technology so small, it fits right behind your ear 
• Amplify sounds up to 40 decibels
• Very light for better comfort
• 6 volume levels
• Specification:
  • Max saturation sound pressure level: 125db
  • Full-on acoustic gain>45db
  • Frequency response: 450-3800 Hz
  • Equivalent input noise :< 30db
  • Operation voltage: 1.5v

 (LR44, L1154, A76, RPX675, KX675, KA76, MR44, V675PX, V13GA, RW82, Timex KA, AG13)