Share on (60802810990):

Specification | ||
Modes | Full Range Frequency Noise Reduction Processing Telephone Answering | |
Two fine-tuning setting | NH & MPO control | |
Max Sound Output | 125dB/ 135dB/ 142dB ± 3 dB | |
Sound Gain | ≥70±3dB | |
Total Harmonic Wave | ≤3% | |
Frequency Range | 200-5000Hz | |
Working Hours | 210 hours | |
Input Noise | ≤20dB | |
Channel | 4 channel | |
Battery | A13 | |
Hearing Loss | Moderate,Severe, Profound | |
Certifications | CE,ROHS,ISO13485(Medical CE),Free Sale(CFS) | |















New products from manufacturers at wholesale prices