Model Number: TP-EH-S480D Brand Name: TOPLOUD Key Specifications/Special Features: Descriptions:1.Stereo sounds, clearly, high performance2.Special speaker materials, very comfortable3.Colorful, most fashionable and comfortable even for long listening4.Earplug design, easy get on and get off.5.Use 3.5mm connector6.Can be used for PC, MP3, MP4 and other portable multimedia7.Noise reduction, the unique design of the Studio headphones has a powerful noise reduction, that you can enjoy calling and music no matter where you are, even in a noisy crowd

Frequency response range	20-20,000Hz
Speaker size	40mm
Speaker impedance	32Ω
Speaker sensitivity range	105 ±3dB at 1kHz
Rated power	25mW
Maximum power	40mW
Stereo plug size	3.5mm
R&L balance	≤3dB (50Hz-5kHz)