DescriptionSiemens Lotus 12SP hearing support is fully digital,
CIC, 1 Channel for flat, slight slope, high frequency and sloping hearing loss.
Also, have 100% digital signal processing chip,
ow distorted, low noise digit acoustic fidelity output,
microphone noise abatement, excellent feedback elimination system,
moisture-proof outward appearance, volume control,
compatible with FM language teaching system,
suit for severe to profound hearing loss people.