National RP-HV25
¥ 2,500 (around 1987)
Commentary
Inside phone of the gear series.
Model Rating
| Type | Dynamic type earphone |
| Units Used | 15.2 mm Dome |
| Impedance | 32 Ω |
| Sensitivity | 106dB/mW |
| Max Input | 50mW |
| Frequency characteristic | 16 Hz to 22 kHz |
| Cord length | 1.2m |
| Plug | L-type stereo mini plug |
| Mass | 5g (cord not included) |