Specification: 

Model: SIMGOT EW300 (LOVE & X)
Driver configuration: 1 dynamic driver + 1 planar magnetic driver + 1 piezoelectric ceramic driver
Dynamic driver: 10mm ceramic composite diaphragm dual-chamber dynamic driver, 6mm annular planar magnetic driver
Impedance: 28Ω±15%(@1kHz)
Sensitivity: 121dB/Vrms (@1kHz, silver steel tube&red silicone ring); 119dB/Vrms (@1kHz, golden copper tube&purple silicone ring)
Frequency response range: 8Hz-40kHz
Effective frequency response: 20Hz-20kHz
Connector: 0.78mm 2Pin
Cable material: High-purity silver-plated OFC