Слуховые аппараты Dual

1. Battery capacity: 200mAh2. Charging time: about 1.5 hours3. Long-lasting battery life: - Talk time: about 7.3 hours - Music playback time: about 10.7 hours - Ambient listening time: about 21 hours4. Charging port: Micro USB5. Indicator lights: white / blue lights Features:1. Dual suppression of howling both inside and outside, with remarkable effect. Avoid sharp howling sounds during use, which increases the burden on the ears2. 32-channel chip, filtering out background noise and wind noise, restoring clear and true sounds. Processing in multiple frequency bands, with independent adaptation for high-fidelity function to handle sounds. Fast and clear, with a powerful dynamic speech