HIFIMAN RE800 silver earphones. Purchased from the official shop in the home country. Brand new, unopened. [Brand] HIFIMAN [Model] RE800 silver Shipping via Yu-Packet Plus. Thank you. In-Ear Monitor RE800 silver Brand: HIFIMAN Wearing style: Both ears, integrated left and right Headphone type: Canal type Color: Silver系 (Silver-based) Wireless/Wired connection: Wired connection Low-frequency range (Hz): 5.0 Hz High-frequency range (kHz): 20.0 kHz Impedance (Ω): 60.0 Ω Sound pressure sensitivity (db): 105.0 db Drive system: Dynamic type Plug shape: Mini plug Driver size (mm): 9.2 mm