White wired earphones with high sensitivity of 100dB/mW and a frequency response of 20Hz-20kHz. - Brand: SONY - Model Name: MDR-EX15LP - Color: White - Impedance: 16Ω - Sensitivity: 100dB/mW - Frequency Response: 20Hz - 20kHz - Plug Shape: L-shaped - Country of Manufacture: Vietnam [Original Price: 1,550 yen] I accidentally bought these at a convenience store, so they've been opened but are unused! If anyone wants to see the contents, I can take pictures, so please comment.