Specifications:

• Certification: FDA
• Certification: CE
• Origin: China Mainland
• Certificate: CE, FDA
• warranty: 1 year
• Use crowd: Hearing loss people, the old
• Type: Analog BTE hearing aid
• Style: BTE(behind the ear)
• specifications: 5.3*4.4*1.0 CM
• Model Number: S-137
• Features: High-performance headphone, clear sound
• Color: Beige
• Brand Name: FEIE
• Battery use time: 400-500hours
• Advantage: Simple operation