Hearing Sound Amplifier Noise Reduction High Quality Digital Ear Digital Aid Sound Amplifier Digital Hearing Enhancer Rechargeable USB Dock

Description

500,000 endurance tests12-Channel MonitoringFrequency Response Range: 200-3800 (Hz)Equivalent input noise level: 31USB Plug-in chargingGerman original ChipStreamlined designHD Sound enjoymentStereo Surround SoundMulti-Gear designPower lasting costBluetooth exterior designBattery Capacity: 60MAHCharging time: 1-2hContact working hours: 13-18h