Yincrow Calf Brand: Yincrow Model: Calf Product Type: In-ear Color: Blue Impedance:26Ω Shell Material: Metal Earphone Sensitivity: 109dB/mW Frequency Range: 10-40000Hz Earphone plug type: 3.5mm/4.4mm Balanced Optional Connector: Detachable MMCX Cable Length: About 1.2m±3cm Whether with Mic...