Specifications:

• Voltage: 1.5V
• The lowest way out: ≥30 dB
• The biggest way out: 110 ± 5dB
• Origin: CN(Origin)
• Model Number: Wireless Hearing Aids
• Material: silica gel
• Item weight: 54g
• Item size: 12 * 12 * 18 mm / 0.47 * 0.47 * 0.71in
• Frequency range: 300-4000 Hz
• Current: 4mA
• Color: fleshcolor
• Brand Name: OUTAD
• Battery Type: 2*Battery