Detailed Description: Light simple ,modern style, very bright colors, comfortable feel, to eliminate noise with background technology, sound recording clear, plastic tube gooseneck microphone. detailed product specifications introduced 1. microphone specifications: ?9mm x 7mm 2. impedance microphone: 2.2KO at largest 3. sensitivity:-38db ± 2db (0db = 1v/pa) 4. direction: whole direction 5. S / N ratio: 60dB or more 6. Reduce the melting into the below : (loss of sensitivity: 1.5V at inside-3Db) 7. microphone frequency range: 100Hz-16, 000Hz 8.wire length: 2.0m 9. pin type: ?3.5mm 10. the current loss: 0.5mA maximum 11. Standard of switching operating voltage: 4.5V

T19 ODM earphone is a kind of Cable in-ear earphones. Safety Equipment's "T Series" acoustic tube earpieces for listen only communication come packaged with over $60.00 worth of earpiece accessories at no additional charge to you. Acoustic tube ear pieces are lightweight and flexible. The clear acoustic tubing goes over your ear. The small "mushroom" bud fits snugly, but comfortably in your ear. T Series Acoustic Tube Earpiece Headphone has the following features: frequency response :18Hz-22Hz. Resistance:16 Ohm. Sensitivity:112dB.

T17 ODM earphone is a kind of Cable in-ear earphones.Safety Equipment's "T Series" acoustic tube earpieces for listen only communication come packaged with over $60.00 worth of earpiece accessories at no additional charge to you. Acoustic tube ear pieces are lightweight and flexible. The clear acoustic tubing goes over your ear. The small "mushroom" bud fits snugly, but comfortably in your ear. T Series Acoustic Tube Earpiece Headphone has the following features: frequency response :18Hz-22Hz. Resistance:16 Ohm. Sensitivity:112dB.

-powerful,bass-driven stereo-sound -perfect fit in the ear canal and good attenuation of ambient Noise due to ear-fit rings in different sizes(included in the delivery) -ldeal for use with all MP3,CD,VCD,MD players and portable game Systems with headphone sockets In-Ear Headphones classic models. Two-turbine effectively enhance the sound coil. Treble excellent results and highlights a broader range. 16mm diameter powerful drive unit Sensitivity: 100dB/mW Recorder increase frequency response :6-23, 000Hz To bear the greatest power: 100mW (IEC)

Diamond earphone is a kind of cable In-ear earphone. Product Description ?Product Code: WEA-016 ?Product Name: Stereo Crystal Earphone (Blue) ?Product Standard: Wallytech ?Technical Index: 1) Driver unit: 10.0mm 2) Diaphragm thickness: 6µ 3) Response range: 20-20,000HZ 4) Impedance: 32O 5) Distortion: <2% (1mW at 1kHz) 6) Input: F3.5mm stereo plug

IPOD second-generation headsetis a kind of Earbud headphone.Modeled after the acclaimed new Apple iPod Earphones, the iPhone Stereo Headset provide superior comfort, fit, and sound quality. The Stereo Headset also features a high performance microphone — fitted with a windscreen for added clarity — that is positioned inline on the cabling for the right earphone. The microphone capsule also serves as a Send/End button, for answering and ending of iPhone calls, and it even controls basic music playback. Frequency response: 18-22,000Hz. Resistance:32 Ohm. Sensitivity:119dB. The length of the cord:0.8m.

Sennheiser PX200 is a kind of cabledynamic headphone.upra-aural PX 200 mini headphones are an ideal choice for mobile audio sources. Their excellent isolation lets you enjoy music without being disturbed or disturbing others. Folded and packed into their rugged transport case, these headphones will accompany you anywhere. PX200 is Semi-headphones and development of headphones, compared to the outside world cut off from part of the voice, thereby reducing the overall access to your ears grounds of noise,that you will hear the music more pure. Features : ynamic stereo mini headphones Great for travel and outdoor use with mobile sources such as CD, MD or MP3 players Description: Resistance:32 Ohm. Sensitivity:115dB. The length of the cord:1.5m. The cord weight:60g.

General Description The CX 500 game are high quality, noise-isolating ear-canal-headphones with a superior, bass-driven stereo sound. They feature a volume control integrated in the cable and come with a new, unique type of ear adapter for an improved fit and even better passive noise attenuation. Features · Ideal for use with all MP3, CD, DVD players and portable gaming systems · Best bass experience and noise attenuation · High-performance dynamic driver systems for superior, bass-driven stereo sound · Highest passive attenuation of ambient noise · Outstanding wearing comfort on the go · Superior fit in the ear canal due to enhanced ear adapters in different sizes (supplied as standard) · Extremely small and lightweight · Volume control integrated into the cable · Cable clip, cable winder, and carrying pouch for convenient handling and storage

Chinese traditional auspicious graphics - Phoenix-ear-hook headphones BS998. The headset design inspiration from the Chinese auspicious bird - Phoenix. in China, Phoenix is a beautiful and wonderful sacred bird in the Legend. Get such soul expression of Birds and the image of the headset together, we can see the designer's originality. The headset is very eye-catching appearance, ear-hook design let you to wear more comfortable. In product performance, it's the same with the quality of high-quality headphones,which is pretty shape, high quality . The following are the parameters of this product.