AXON F-22 Wired In-Ear Hearing Aid Set - Blue + Black (1 x AA)
Brand AXON Model F-22 Color Black + blue Material Plastic Quantity 1 Power 1 x AA (included) Functions This is for the audition obstacle patient to raise the audition Wearing Mode In-ear Maximum loudness 130+/-5 dB Sensitivity >=50 dB Frequency response 300~4000 Hz Noise Cable length 70 cm Features Adjustable volume Packing List 1 x Hearing aid 1 x Earphone 1 x AA battery 4 x Earbuds 1 x English user manual