THA-F307
Product Description
1. Howling suppression
2. Intelligent hearing loss compensation algorithm, quick entry into hearing aid mode
3. Free switching between hearing aid mode and Bluetooth mode
4. Soft and skin-friendly, comfortable to wear
5. High-definition sound quality, multiple noise reduction, and avoidance of noise
6. Quick charging, instant charging and recycling
7. New generation Bluetooth technology, lower power consumption, faster transmission and more stable connection
Product Specifications
Maximum 0SPL90: ≤105dB+3dB High frequency average OSPLgo: 100dB±4dB
Full sound gain (high frequency average): 28dB ± 5dB
Equivalent input noise level: ≤27dB+3dB
Harmonic distortion: ≤5%+3%
Frequency response range is not narrower than: 300Hz~5000Hz
Working voltage: DC-3.7V
Rated power supply current consumption: 10 (mA)
Battery capacity: 200mAh
Battery life: more than 30h
Shutdown power consumption: < 10uA
Bluetooth version: BT5.3
Transmit power:-2dbm~8dbm
Receiving sensitivity: ≤-80dbm
Frequency deviation:-15KHz~ +15KHz
Weight: about 50g
Dimensions: 19mm x 148mm x 175mm
Certificate: FDA, electronic CE