English cross-border supply AXON F-18 hearing aid sound amplifier earphone collector earphone

Description

配件清单 主机 x1,耳塞 x4,耳机线 x1, 说明书 x1,反震盒 x1 , 5号电池x1 产品包装数据 包装尺寸 全套重量 12x8.5x3.2cm , 130g 产品基本参数 Specification Max Sound Output: 129±4 dB Max Sound Gain: 55dB ± 5dB Harmonic Wave Distortion: ≤5% Frequency Range: 450~3500 hz Input Noise: ≤30 dB Battery: 5# dry battery Working Voltage dc1.5V Working Current: ≤4mA

Specifications