Description: Original Xiaomi Piston In-ear Earphones Fresh Version adopts the third generation damping balance system, optimizes the three-frequency performance, and provides the clear and pure sound for you. Main Features: Aluminium alloy earbud, anti-fingerprint and durable Third generation damping balance system delivers the more clear and detailed sound Built-in mic for hands-free calls With on-cord control for music and calls control Ergonomics design, comfortable to wear General Brand: Xiaomi Model: Piston Earphones Fresh Version Color: Black,Blue,Pink,Purple,Silver Wearing type: In-Ear Function: Answering Phone,Microphone,Song Switching Language: No Material: Aluminum Alloy,TPE Product Details Connectivity: Wired Application: For iPod,Mobile phone,Portable Media Player Plug Type: 3.5mm Cable Length (m): 1.25m Frequency response: 20-20000Hz Impedance: 32ohms Sensitivity: 98 dB (S.P.L at 1KHz) Input Power: 5mW Dimension and Weight Product weight: 0.0140 kg Package weight: 0.1000 kg Package size (L x W x H): 10.00 x 7.00 x 3.00 cm / 3.94 x 2.76 x 1.18 inches Package Contents Package Contents: 1 x Xiaomi Piston Earphones Fresh Version, 2 x Pair of Earbud Tips