Uusi digitaalinen in-ear kuulokoje ladattava äänenvahvistin Z-17 kuulokoje ulkomaankauppamalli

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. Product parameters: 1.Max sound out put:118+/- 4dB 2.Sound gain:>= 32dB+/- 5dB 3.Total harmonic wave distortion:<= 5% 4.Frequency range:300-3800MHz 5.Input Noise:<=30dB 6.Voltage:d.c.1.2V 7.Current:<=2mA 8. Full charging with 4~6 hours 9. Working time about 30 hours Accessories list: Host x1 Earplugs x3 Sanheyi brush x1 Manual x1 USB universal charging adapter x1 Product size (length x width x height cm) 2.5x2x1.5cm Product packaging size (length x width x height cm) 12x9x3.5cm Product net weight (g) 3g Product gross weight (g) 105g