impedance :16 ohm
frequency response:12Hz~20kHZ
sensitivity(S.P.L) :90+/-3dB(1000Hz， 0.5Vrms)
Sensitivity:106dB
Maximum power input:50mW
cord longth :1.2 meters
plug :3.5mm
Shipping
Packages are shipped normally by Air Mail， if you want fast delivery like DHL， EMS， UPS， FedEx， etc， please contact us to get advice. Thank you!
Return
1. Shipping and handling fees are not refundable.
2. Buyers is responsible for shipping costs incurred shipping products back.
3. It may take up to 7 business days to process your return after we receive your product.
4. Defective products must be returned within 7 days from the date you received your order.
5. For any exchange or refund， we need the product must be in its original condition， including the box， and all the accessories. Buyers are responsible for the returning shipping cost.
6. Please contact us before your return the item， we will offer you the right return address.
Contact
1. You are always welcome to ask any question and we\'ll do our best to provide the advices or answers.
2. Please contact us before leaving any negative or neutral feedback. We will work with you to solve any problem.
Feedback
1. Your feedback is extremely important to us. If you are satisfied with the item and our service， please leave us positive feedback， and we will do the same for you.
2. If you encounter any problem during the shipping process or any problem with the item， please give us the opportunity to resolve the problems and we will honestly try our best to solve all the problems for you ASAP.
Order
1. For Russian customers， we need your full name to shipping the package.
2. For Brazilian customers， if you choose the EMS， please tell us your tax number (CNPJ NO. or CPF NO.)
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