| Model | KHH-278 | KHH-378 | KHH-388 | KHH-2107 | KHH-3107 | KHH-271A |
| Frequency Range (MHz) | 137-174 | 400-520 | 300-380 | 137-174 | 400-520 | 400-520 |
| Frequency Width (MHz) | 6 | 8 | 6 | 6 | 6 | 8 |
| Gain (DB) | 1.8 | 1.8 | 1.8 | 1.8 | 2.15 | 2.15 |
| Voltage Standing Wave Ratio (VSWR) | <1.5 | <1.5 | <1.5 | <1.5 | <1.5 | <1.5 |
| Resisitance (Ω) | 50 | 50 | 50 | 50 | 50 | 50 |
| Power Capacity (W) | 50 | 50 | 50 | 50 | 50 | 50 |
| Length (cm) | 15 | 16 | 12 | 14.5 | 16 | 18 |
| Connector | TNC | TNC | TNC | SMA-K | SMA-K | SMA-J |