New K-88 in-ear hearing aid charging sound amplifier overseas Cross-mirror

1. Factory direct supply, small profits but quick turnover, factory visit is available by appointment. 2. Product manual is in English, with FDA/CE certification. 3. Product supports OEM/ODM cooperation, drop shipping. 4. Product online quotation is tax-exclusive, please consult customer service for large quantity discount. 5. Products are only supplied to purchasing customers of cross-border e-commerce platforms and cross-border foreign trade companies, domestic customers should be cautious. Max Sound Output: ≥120 dB Max Sound Gain: ≥30 dB Harmonic Wave Distortion: ≤15% Frequency Range: 250～3800 Hz Input Noise: ≤50 dB Battery: Rechargeable NI-MH Working Voltage dc1.5V Working Current: ≤4mA Packing list: Host x1 EVA bag x1 Earplugs x4 Small strap x1 Manual x1 Power plug x1 Product size (length x width x height cm) 2.5x2x1.5cm Product packaging size (length x width x height cm) 17x10.5x5cm Product net weight g 3g Product gross weight (g) 165g