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2012 hot sale!bluetooth headset for iphone:
1.Support systems: audio equipments with bluetooth functions, such as pc, cellphone, mp3.
2.Bluetooth protocol standards: bluetooth v2.1+edr
3.Receiver range: 10m/360 degree,
4.Carrier frequency: 2402mhz-2480mhz
5.Usb interference: high speed USB2.0
6.Battery: chargeable lithium-ion polymer battery(3.7v/320ma/h)
7.Charger power: computer usb interface dc5v,dc5v(500ma),travel charger,dc5v(500ma)car charger
8.Successive working time: about 10 hours
9.Frequency response: 20hz-20khz
10.S/n ratio: -82db
Speaker parameter:
1.Speaker diameter: 40mm
2.Impedance:32
3.S.P.L.:106db s.P.L.At 1khz
4.Rated power:20mw
5.Aggregate capability:40mw
6.Frequency response:20hz-20, 000hz.



Blister packing and papercard.

Colorful 2.4g wireless earphones features:
1.Chatting online;
2.Transmission range:larger than 10m;
3.Sound:full acoustic fidelity and strong bass voice;
4.Invisible noise reduction mic inside guarantees acoustic fidelity;
5.Battery:180 hours long standby/lithium battery inside lasts for 8 hours;
6.Intelligence code system:share music online with friedns with one emitter.
Detailed specifications:
1.Frequency range(ghz): 2.404~2.476.
2.Avaiable range(m): 10..
3.Baud rate(bps): typ:4m..
4.Successive working time: about 8hours.
5.Battery: chargeable lithium-ion polymer battery (3.7v/320ma/h)...
Two part:...Speaker parameter:
1.Speaker diameter: 40mm..
2.Impedance: 32
3.S.P.L: 118db s.P.L.At 1khz..
4.Rated power:20mw......
5.Aggregate capability:40mw..
6.Frequency response:20hz-20, 000hz
Microphone parameter.
1.Microphone unit: 4*1.5mm..
2.Directivity:omnidirectional.
3.S.P.L:-58
4.Impedance:
5.Frequancy response:30hz-16, 000hz..
6.Operating voltage:3.0v.


Blister and papercard

Fm radio card wireless headphone with exotic art work
1.Support computer system:  windows98, win2000, win xp, win vista
2.Usb interface: high speed USB 2.0
3.Support memory card: TF Card
4.Capacity of support card: 16gb.
5.Support music format: mp3, wma..
6.Battery: chargeable lithium-ion polymer battery (3.7v/320ma/h).
7.Charger power: computer USB interface 5v or dc 5v..
8.Successive working time: about 10 hours
9.Frequency response: 20h 20khz.
10.S/n ratio:  -82db.
Two part:...Speaker parameter:
Speaker diameter:40mm..
Impedance: 32
S.P.L: 108db s.P.L.At 1khz..
Rated power:20mw .
Aggregate capability:40mw ..
Frequency response:20hz-20, 000hz.


Blister and papercard

Corded Reusable Earplug
Details
When you're on the job, it's important to keep distractions at a minimum. Corded Reusable Earplugs help keep you focused by reducing your exposure to hazardous noises and providing a comfortable fit with your hard hat and other safety gear. The tri-flange design helps you achieve a secure fit, and the soft, flexible feel is comfortable for extended wear. Whether you're landscaping your home or building one, reach for the quick and comfortable hearing protection of Corded Reusable Earplugs.
1. Made with a triple-flange design that is designed to contour to the different shapes and sizes of ear canals

2. Pliable material can be washed and reused, cutting down costs and extending the safety product life

3. SNR: 29 dB

4. No roll down design ensures eartips stay clean

5. Cord Type - Vinyl
Corded for easy short term storage around the neck

6. Compatible with the KEYFUN Dual-Ear Validation System

7. Stem grip helps workers insert earplug into their ear canals

8. Metal-detectable ball bearing for high detectablility

Specifications




Attenuation 25 Decibel
Color Family Blue
Cord Color Blue
Corded Yes
Cord Type Vinyl
Dielectric No
Dispenser Available No
Earplug Color Yellow
Earplug Material Elastomeric Polymer
Earplug Size Regular
Electrically Insulated Yes
Hearing Protection Style Corded
Hearing Protection Type In ear
Insertion Style No Roll
Material ABS/Elastomeric Polymer
Metal Detectable Yes
Moisture Resistant No
Packaging Poly bag
Product Color Blue
Recommended Industry Food Industry, Food Safety
Reusable Yes
Roll-Down Required No
Shape Multi-Flange
Size One Size Fits Most
Slow-Recovery Foam Yes