Wired earphones with a Lightning connector, lightweight design, and clear sound quality. The item has been taken out of the box once for operational check. - Model Name: LSH69LW - Driver Unit: 10mm - Impedance: 16Ω - Sensitivity: 107dB - Frequency Response: 20Hz-20kHz - Microphone: Joint type - Input Sensitivity: -44dB - Output Impedance: 100Hz-10kHz - Cable Length: Approximately 1.1m - Connector Type: Lightning - Features: Clear sound, lightweight and compact, remote control with volume adjustment Thank you for viewing.