Behind the Ear Hearing Aid (BTE) - TD 0E 17 / TD 0E 18

Length: 60 mm
Width: 25 mm
Thickness: 15 mm
Battery: 1.3 V Zinc – Air Battery 
Frequency Range: 200 Hz to 4000 Hz
Equivalent Input Noise Level: ≤ 30 dB

Feather Weight, Cordless & User Friendly Hearing Aid Suitable for the Persons with Moderate to Severe Hearing Losses. 

•    Steady State input/ Output Characteristics : with the measured and specified curves matched at the point corresponding to  70 dB input SPL, the measured Curve at 50 to 90 dB input SPL from the curves Specified by the manufacture for the model by more than  +/- 5dB