Bluetooth wireless cardreader waterproof laptop headphone DE1880 1. 180 hours battery support 2. Support TF card and FM funct
Bluetooth wireless cardreader waterproof laptop headphone DE1880
1. Model Type:φ40mm 20mW\32 ohm NdFeB With Mylar Cone Speaker
2. Impedance :32ohm±15% at 1KHz
3. Output S.P.L :106±3dB AT(800,1K,1.2K,1.5K)HZ
4. Resonant Freq.FO :220HZ±20%
5. Frequency Response:2O~20000Hz
6. Input Power:Rated Power 20mW/Max.Power 30mW
7. Buzzes&Rattles:Must be normal 100~3KHZ/ 600mV 100-3KHZ/ 600mV
8. Distortion:Less then 5% after input rated power 1kHz
Cool Bluetooth wireless cardreader waterproof laptop headphone DE1880
