Description
- FCS Listening Device F-138 BTE Hearing Aid Pair of Both Ear for Seniors and Adults with Moderate Hearing Loss With 6 Batteries.
- BTE Hearing Amplifier with Volume Control Wheel and N-O Switch
- Max Sound Output: 110dB 5dB. Peak Gain (dB) 60
- Total harmonic wave distortion: 5%. Frequency range: 300-4000 Hz
- Suitable for Users with Moderate hearing loss.