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Compact and ready for convenient travel, the size of this product is only as the size of a purse before unfolding, and it can be 10 times the size when unfolded. It is suitable for MP3\MP4\notebook wh...
>We are one of the biggest manufacturer of Piezo element, buzzer, speaker, receiver, siren, alarm, earphone (headphone) and speakers (sound box) in China. >We have more than 10years experience to mak...
Model: YDP2840-4 Impedance: 8ohm+/-15%; Resonant Frequency(Fo): 400Hz+/-20%; Sensitivity: 82+/- 2dB(0.5M/1W) Frequency Range: Fo~15kHz; NOM POWER: 1W
Model: YD18-ZD1 Impedance: 8ohm+/-15%; Resonant Frequency(Fo): 720Hz+/-20%; Sensitivity: 88+/-3dB(0.1M/0.1W) Frequency Range: 300~20kHz; NOM POWER: 1W
Own ce and fcc certificatee Pass iso 9001:2000 Trait: Patented product More funciotn in one Good timbre Loud in volume Small in size Simple operation Portable Wide usage It is sitable ...
It is suitable for the personal self-defense, asking for help , sports, school , traveling , outdoor activities, driving, army, police , fire, first-aid , security on duty, rescue as well as urgent oc...
we are specializing in manufacturing various kinds of acoustic equipment ,such as lcd bracket . tv bracket, microphone stands and so on, for detailed information please enter into our web ,www.nbleile...
Impedance 1.5 KHz 32 plus and minus 15% ? Resonance Frequency(f0) 400 +/- 20% HZ Sensitivity(0dB=20uPa) 121+/- 3DB At 0.8,1,1.2,1.5KHz/AVE 0.1W,0.1m Operating Power (Nom/Max) ...
Mylar Speaker, Suitable for Telephone, Notebook PCs, and Multimedia Products.Conform ISO9001:2000 and ISO14001:2004 standards The details specifications as follows: Impedance: 8?
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