... both available5. High-performance dynamic speaker gives you Hi-Fi stereo sound6. Noise-reducing design7. Worked for MP3/MP4, ... 20,000HzSensitivity102±3dBImpedance32Ω±15%Max Input Power50mWCable Length1.2mPlug TypeΦ3.5mm StereoPackage Option:Inner Package: Poly bag, Static-proof bag ... four-pole plug, nickel plated or gold plated, black ring or green ring or white ring, 3.5mm or 2.5mm plugSpeaker: ...