With a stunning design, extraordinary performance and advanced technology the Valkyrie MKII is crafted to deliver breathtaking listening sessions. TRIBRID DESIGN A thorough and no compromise approach has led Empire Ears to the evolution of their very first tribrid IEM, the Valkyrie. The Valkyrie MKII is the latest in a distinguished bloodline of evolved, powerful and detailed IEMS. Equipped with a proprietary tribrid driver design and a reengineered 4-way synX crossover network the Valkyrie MKII showcases exhilarating highs from the electrostatic driver, lifelike vocals from the balanced armature and unrivaled bass response from our next gen W9+ subwoofer. Features -3 Proprietary Drivers, Tribrid Design -1 Next Generation W9+ Subwoofer - Sub-Bass, Bass -1 Proprietary Balanced Armature Driver - Mid -1 Premium Electrostatic Driver - High/Super-High -4-Way synX Crossover Network -EIVEC - Empire Intelligent Variable Electrostatic Control Technology -A.R.C. Resonance Mitigation Technology Features Impedance:3 Ohms @ 1kHz Frequency Response:5 Hz - 100kHz Sensitivity:100dB @ 1kHz, 1mW Cable:Bespoke Alpha Hybrid IV UPOCC Copper and Silver Litz