X-136 Wired Volume Adjustable Sound Voice Amplifier Hearing Aid - Grey (1 x AA)
Model X-136 Color Grey Material ABS plastic Quantity 1 Power 1 x 1.5V AA battery (not included) Functions Helps the hearing-impaired to raise the audition and hear voice to communicate with others Wearing Mode In-ear Maximum loudness 130 dB Sensitivity +/- 5 dB Frequency response 300~4000 Hz Noise 30dB Cable length 75 cm Features Amplify sounds >/= 50dB Packing List 1 x Amplifier hearing aid 1 x Earphones (75cm) 2 x Ear buds 1 x English user manual