| Driver size | : | 50mm |
| Maximum input power | : | 30mW |
| Driver sensitivity | : | 1kHz/1mW 100dB |
| Dynamic frequency response range (Hz) | : | 20 Hz - 20 kHz |
| Impedance | : | 32ohms |
| Weight | : | 346g |
| Battery Type | : | 3.7 V / 1300 mAh |
| Charging time | : | (hours from empty) 2 |
| Maximum play time | : | (hours) 14 |
| Built-in Microphone | : | Yes |
| Wireless | : | Yes |
| Code | : | HEJBL-13 |
| response | : | 28 kHz |
| Impedance | : | 32 1 kHz |
| Sensitivity | : | 1 kHz) 11 |
| Input power | : | 30 mW (Ma |
| Code | : | HERZ-03 |
| response | : | 28 kHz |
| Impedance | : | 32 1 kHz |
| Sensitivity | : | ( 1 kHz) 1 |
| Input power | : | 30 mW (Ma |
| Code | : | HERZ-04 |
| Frequency r | : | 12Hz-28 k |
| Impedance | : | 32 1 kHz |
| Sensitivity | : | (1 kHz) 1 |
| Input power | : | 30 mW (Ma |
| Code | : | HERZ-01 |
| Frequency r | : | 12Hz-28 k |
| Impedance | : | 32 1 kHz |
| Sensitivity | : | (1 kHz) 1 |
| Input power | : | 30 mW (Max |
| Code | : | HERZ-02 |
