Havit i30 Mini Neck-Mounted Magnetic Sports Bluetooth Earphone, Red, Black

1. Material: silicone, electronic components
2. Bluetooth version: V4.2
3. Battery: 120mAh lithium battery
4. Listening time: about 10 hours
5. Talking time: about 9 hours
6. Input voltage and current: 5V 1A
7. Mini size, comfortable to wear without pressure
8. Using MEMS microphone, the noise reduction effect is good, and the wire control is easy to operate
9. Integrated design of side wing ear support + inclined in-ear, stable and comfortable, not easy to fall
10. Waterproof and sweatproof, safe and secure
11. Headphone size: 1.2 x 2.0 cm
12. Headphone cable length: 63 cm
13. Weight: 14 grams