Product Features:1.Type: in-ear type, stereo dynamic.2.Speaker eter: 15mm with ferrite magnet, Thin film:6U.3.Impedance: 32ohms4.Frequency response: 100Hz~3.5kHz.5.3.5mm stereo plug: gold-plated, I-ty

Multifunctional USB boxes.

Product Name: Multifunctional USB KitsPlace of Origin: ChinaMultifunctional USB pack.

Product Name: Multifunctional USB KitsPlace of Origin: ChinaMultifunctional USB boxes.

Multifunctional USB pack.

Product Features:1.Earphone:Type: in ear-type, mono-dynamic.Speaker diameter: 15mm with NdFeB magnet, Thin film:9U.Impedance: 32 ohms.Frequency response: 100Hz~3.5kHz.2.Microphone:Type: omnidirectiona

Product Features:1.Earphone:Type: in ear-type, Double-dynamic.Speaker diameter: 15mm with NdFeB magnet, Thin film:9U.Impedance: 32 ohms.Frequency response: 100Hz~3.5kHz.2.Microphone:Type: omnidirectio

Product Features:1.Digital transmission with local area network and ADSL online service2.Coiled transmission wires are free to flex, convenient to carry and easy to use.3.The length of coiled transmis

Product Features:1. Sway 5 mins can prolong 5-8 mins talk time or keep mobile on for 2-3 hours.2. Can also make use of the USB to connect,Charging for the mobile phone by USB battery of PC or mobile P