It can be used with the iPhone 3G/3GS/4
Frequency: 20Hz- 20000Hz
Impedance: < 10k Ohms
Sensitivity: 116dB +(-)3dB
Input Plugs: 3.5mm
Board: Blue board volume control
With validity microphone behind the volume control
With print "Made in China" on the wire
||North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
1 Payment must be received in 5 days after the bought.
1 By airmail: 1-2 week to ASIA, West Europe, and North America.
2-3 week to South America, Mid-East, East Europe and Africa.
2 By EMS: 5-7 business days.
3 By DHL, UOS, FEDEX: 3-5 business days.
Item must be returned within in 7 days.
Money Return and Replacement will be given after item has been returned. Please notify us via e-mail.
Item returned bust be in original and unused condition with original packing box. Shipping charger is not returned.
All items must be double checked by us before delivery. We will make sure there is no problem before shipment.
We promise we will try our best to meet your need. Please email us.