KZ 6 PCS Sound Insulation Noise Cancelling Memory Foam Earbuds Kit for All In-ear Earphone, Size: L & M & S Color:Black Carton Size 50cm * 35cm

Carton Size 50cm * 35cm * 32cm / 19

Using the length: About 5-6 hours (Charging time: about 1

Play 30 Plus

to improve the efficiency of office

KZ 6 PCS Sound Insulation Noise Cancelling Memory Foam Earbuds Kit for All In-ear Earphone, Size: L & M & S Color:Black Carton Size 50cm * 35cm1. Contains three models of large, medium and small, one pair of models. 2. The advantages of memory cotton: very flexible, comfortable fit to the ear canal, not easy to slip. Soft and comfortable, it lasts longer in the ear, effectively reducing ear fatigue. 3. The thickened earmuff design effectively reduces external noise and improves the low frequency sense. 4. After assembly, the sound insulation effect of the earphone can be enhanced, and the