2.4g Wireless ODM Headphone

                            We, Ko-Star, are committed to designing and producing high quality and stylish headphones.       By more than 10 years manufactoring experience, we have organized a professional designer/engineer team for the whole production line, as well as effective and successful QC system.       Music is Sans Frontieres.                       1. Speaker Driver    40mm   2. Sensitivity         105± 3db   3. impedance         32Ω   4. Frequency Response  18~20000Hz       •2.4G RF technology.   •RF frequency:2.4GHZ ISM BAND   •Support system:Win2000,Win XP,Win Vista,Win7   •Pairing mode:Automaticalor Mandatory pairing,LED indicate   •Frequency Response:20Hz-20KHz   •Receive distance: 10 meters (open space test)   •Speaker input power:2x10mw   •Battery working time:About 10 hours (use different battery have some difference)   •Power:3.7V 460mAH Li-ion   •Headphone remote control :Volume+,Volume-,Play/Pause,Last song,Next song,easy and convenient to operate   •Wireless connect with PC, can listen the music from PC,also can realized SKYPE,MSN,QQ wireless network long-distance call   •Using high quality microphone,speakers and reasonable design of cavity makes your communication and listening more clear and vivid   •USB adapter can plug and play, no need any driver when use it.   •Applied ergonomics design,wearing more beautiful,comfortable and convenient   •Connect PC,TV,DVD,MP3,MP4 etc.           Microphone:    Noise Cancelling Condenser Directivity: Omni Driver unit: 6*5mm  Sensitivity:-58+-3db  Impedance: 2k Ohm Frequency:30Hz to 16KHz                            1.Supported file formats: MP3,WMA 2.Communication protocols:USB2.0 3.Digital frequency: 24-BIT 4.Audio frequency response:20HZ-48KHZ 5.SNR: about 75db(1KHZ) 6.FM frequency range:87.5MHZ-108MHZ 7.FM receiver sensitivity:86db uV 8.Output power(peak):20mW 9.Channel separation:30db at 1KHZ S.P.L 10. External power supply: USB 5V/300mA 11.power(peak):40mA 12.Battery working time:6 hours Max                   

Model NO.	Package	Master Carton				QTY/Container
	Size(cm)	Qty (pcs)	Size(cm)			20"	40"	40"HQ
			L	W	H
KHD-710	19.5*18.5*9.5	30	57	50	42	9840pcs	18430pcs	21200pcs

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