Alphaone Behind-the-Ear Hearing Aid

• The set includes 1 hearing aid,
• Maximum sound output: 130 ± 5 dB
• Sound amplification: over 50 dB
• Dimensions: 40 × 40 × 10 mm
• Total harmonic distortion: less than 5%
• Frequency range: 300 Hz ~ 40,000 Hz
• Input noise: less than 30 dB
• Operating voltage: 1.5 V
• Battery type: LR44
• Standby current: less than 4 mA
• Weight: 74 g
• Inserting the battery: Carefully open the battery compartment, insert the AG13 / LR44 battery into the compartment in the correct orientation, then close the battery compartment. Battery not included!

Package contents:

• 2x batteries
• 1x Namvi Behind-the-Ear Hearing Aid
• 3x silicone ear tips
• Plastic storage case
• User manual