| Specifications | |
| Driver Diameter | 40MM |
| Speaker Impedance | 31Ω |
| Speaker frequency range | 20-20KHZ |
| Speaker sensitivity | 107db±3db |
| Output power | 20mw |
| MIC Impedance | <2.2KΩ |
| MIC sensitivity | -42db±3db |
| MIC frequency range | 20-20KHZ |
| wire length | 2.1mPVCcable |
| Plug | 3.5mm jack&USB port |
Package
1. Paper box or poly bag with Carton Box Out side;
2. OEM packing
Delivery
1. Sea transportation, air transportation is available;
2. DHL FedEx EMS TNT UPS is available;
3. Ali Logistics is available
Other Service
1. We can offer product pictures to our customers, welcome to contact us.
2. Free lables for Amazon customers
Q1:Can I print our logo on the products and change the color of products?
A:Yes, we accept OEM service.
Q2:Can I get a sample?
A:Of course, but you may need to pay sample charge which will be returned after any order signed. Some stock sample will be free for you!
Q3: What is the sample lead time & production lead time?
A: the stock sample 1 day, making sample 3-5 workdays after received your sample charge. The production lead time depend on your order quantity, about 3-15 days.
Q4: What's your payment terms and trade terms?
A: We can accept TT, Paypal, L/C at sight. 30% deposit and 70% before shipment. We'll show you the photos of the products and packages before you pay the balance.
Q5: What is your terms of delivery?
A:Fedex/DHL/UPS/TNT/EMS for sample
By air/sea/train for batch goods; Airport/port /station receiving.
Customers specifying freight forwarders or negotiable shipping methods.
Q6:What certificates your products have?
A:Most of our products have CE RoHs FCC BQB etc. Don't worry about the quality!
