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Six-hour full charge
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Digital charging hearing aid
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Rechargeable with App Control
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Bluetooth APP for remote control
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130nm digital signal processing chip
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Hyper cardioid pickup pattern microphone
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Double microphones
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Middle-power output with low distortion
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Adaptive feedback cancellation
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Layered Noise Reduction
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Automatically saving volume & Mode
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Multiple functions with one button
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Mode switch prompt tone