| Headphone | Impedance | 50Ω±15% |
| Resonance frequency | 550HZ±20% | |
| Sensitivity | 86dB±3dB @ AT 1000Hz / 224mV / 0.01m | |
| Rated input power | 0.1W @ AT 2.23V | |
| Max input power | 0.2W @ AT 3.16V | |
| Bandwidth | 150~15KHz @ OUTPUT S.P.L-10dB | |
| Passive Noise Reduction | -27dB ±1dB | |
| Working temperature | -30℃ ~ +60℃ | |
| Storage temperature | -40℃ ~ +70℃ | |
| Speaker | Power | 50mW |
| Impedance | 100Ω±15% @ AT 900Hz | |
| Sensitivity | 120dB±3dB @ AT 1000Hz / 316mV / 0.01m | |
| f0 | 500Hz±15% | |
| Frequency | 150Hz~15KHz @ OUTPUT S.P.L-10dB | |
| Integrated speaker impedance | 32Ω±15% @ AT 900Hz | |
| Integrated speaker power | 10mW | |
| Integrated speaker sensitivity | 120dB±3dB @ AT 1000Hz /179mV / 0.01m | |
| f0 | 600Hz±15% | |
| Integrated speaker frequency | 100Hz~15KHz @ OUTPUT S.P.L-10dB |
