- Packing volume: a pair of equipment
- Brand: 3M
- Gross weight: 2G
- Color classification: 10 earbuds + 1 plug case 5 earbuds + 1 earplug box 20 earbuds + 2 earplugs box 30 earbuds + 3 earplugs box 40 earbuds + 4 earplugs box
- Size: M
- Material: foam
Activities are not included in the region: Tibet, Inner Mongolia, Xinjiang, Gansu, Hong Kong, Macao and overseas regions are not 包邮.