[3D Sound] [Original Sound Intact] [Natural Sound] [Continues to Expand the Sense of Presence] Product Name: HDSS Model Number: AH-HD98 Type: Sealed Stereo Inner Earphones Impedance: 16Ω Driver Unit: Φ8mm Frequency Response: 20～20,000Hz Sound Pressure Sensitivity: 100dB+/-3dB Maximum Input (JEITA): 12mW Cord Length: 1.2m (Y-type Straight) Earphone Weight: 14g Plug: 3.5mm Gold-plated Stereo Mini Plug (L-shaped) Accessories: Dedicated Storage Pouch, Silicone Earpads (S, M, L) Unused item, purchased from TSUTAYA and never used. Thank you for viewing.