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HEADPHONE WITH A PINEAPPLE SHAPE 10MM DRIVER UNIT THC

1 Stereo sound 2 Plug:3.5mm 3 Sensitivity: 108dB 4 Impedance: 16aa 5 Frequency Response: 20-20KHZ

Ovann OA-1003 Headphone Driver Unit

1. Ovann OA-1003 Headphone Driver Unit 2. In-ear design and portable for using