Memup Jazz"Up Bud. Interface type: 3.5 mm, Cable length: 1.52 m. Ear coupling: intraaural, Headphone frequency: 20 - 20000 Hz, Headphone sensitivity: 102 dB. Weight: 12 g. Package dimensions (WxDxH): 178 x 18 x 83 mm, Package weight: 33 g. Material: Silicone, Compatibility: Multi, Number of products included: 1 pcs