M-S8 Auricolare Bluetooth monoauricolare stereo wireless con clip (blu)

1. Material: ABS, silicone 2. Speaker diaphragm: PET 3. Headphone distortion degree: 1K/5% 4. Speaker diameter: 10mm 5. Call sensitivity: about 42dB 6. Speaker impedance: 32 ohms 7. Headset battery capacity: 75mАh 8. Charging port: Type-C 9. Charging time: about 2H 10. Use time: about 10-15H 11. Bluetooth version: 5.0 12. Connection distance: about 10M 13. Charging voltage: 5V 14. Frequency response range: 20Hz-20ΚΗz Features: 1. 10mm dynamic drive unit, HiFi sound quality 2. Directional sound transmission technology, built-in leak-proof cartridge to protect privacy 3. Left and right ear free conversion wear, to meet the use of demand 4. Life waterproof, sealed design, with nano-waterproof treatment 5. Intelligent touch operation 6. Lightweight and non-sensitive, comfortable and firm to wear