Company Xiaomi recently released new in-ears headphones Piston Youth with built into their volume control module microphone and smartphone remote control buttons. They can reproduce sounds with frequencies in 20 Hz – 20 kHz range, have 32 Ohms impedance, 98 dB sensitivity and 5 mW input power. To both cups 1.25 m cable is connected, reinforced with kevlar and with 1/8″ mini-jack connector with nickel-plated contacts. Headphones mass is 15 g. Package contains : Xiaomi Piston Youth headphones themselves, warranty card and user’s guide. All in all, headphones are good and their price is adequate : around 12 USD, however, there is ability to find in-ears headphones with similar characteristics for smaller price.