Name : Best Quality Ear Care Cyber Sonic Tool Hearing Machine For Elderly Deaf

Product Name : Best Quality Ear Care Cyber Sonic Tool Hearing Machine For Elderly Deaf

Net Quantity (N) : 1

Max. output gain : 40 dB 6 levels smooth volume control max gain level up to 126 dB Power supply: 3x LR44 Weight without 8g battery with 10g battery The right and left ear can be used The silicone cord prevents it from falling out of your ear The ON / OFF function extends the battery life below 28 dB

Operating frequency : 350-4000 Hz Current consumption below 3.5mA Noise below 30 dB

Country of Origin : India