Package Includes iPhone Black Stereo Handsfree x 1 Item Description iPhone Black Stereo Handsfree Frequency Range: 20HzE;20kHz Sound Pressure Level: 107dB3dB/100mW Total Harmonic Distortion: <=5, (Input Power: 10mW; Frequency Range: 20HzE;20kHz) Available in various colors and designs to meet customer needs. The new packing is compact size and nice looking, and the silver-plated insert paper gives prominence to the product. The handsfree use soft and environmental protection wire instead of the common wire, and the soft silicone rubber in-ear cushion of handsfree is comfort and using convenience. Crystal clear and high quality voice for both talking party, noise cancellation, high-velocity element for excellent stereo effect. California Proposition 65 warning: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. * Special Return Policy applies, please check here for detail. Product names are trademark of listed manufacturer or other owners, and are not trademarks of eForCity Corp. The manufacturer does not necessarily endorse use of these products.