Digital machine, compact and light. Maximum saturation sound pressure level: ≤126dB±3dBConvenient volume controlFull-range sound gain: 46dB±5dBConvenient switch key Total harmonic distortion:Suitable for moderate to severe hearing impairment 500Hz: ≤5%Color: purple, black, silver, blue, orange 800Hz: ≤2%1600Hz: ≤1%Frequency response range: 400Hz~5500HzEquivalent input noise level: ≤24dBBattery: A13 zinc air batteryWorking current: 1.5mA
Packing & Delivery
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