1. Earphone / microphone two-in-one, to solve the headset connected to the computer can not voice, sound card damage and other issues2. Non-destructive sound quality conversion, enjoy high-definition sound quality3. The outer cover is made of PVC material, resistant to daily wear and tear, strong and more durable4. Micro frosted aluminum alloy shell, delicate feel, wear-resistant and anti-scratch5. Plug and play, compatible with multiple systems6. Mini size, easy to carry, does not take up space7. Independent sound card chip, complete the sound quality noise reduction work, improve the sound quality, make the sound clearer8. Interface: USB-3.5mm9. Cable length: 0.2m/0.5mSpecification: Package Weight One Package Weight 0.08kgs / 0.19lb One Package Size 9cm * 9cm * 3cm / 3.54inch * 3.54inch * 1.18inch Qty per Carton 220 Carton Weight 18.00kgs / 39.68lb Carton Size 47cm * 38cm * 35cm / 18.5inch * 14.96inch * 13.78inch Loading Container 20GP: 426 cartons * 220 pcs = 93720 pcs 40HQ: 990 cartons * 220 pcs = 217800 pcs