Features
| SPECIFICATIONS | SX-300 |
| Waterproofness | To IPX7 |
| Transmit power | 1 or 5 W |
| VHF channels | INT, 99 private channels, list of favourite channels |
| Mode | Simplex-Duplex |
| Battery | Li-ion pack, 1300 mAh |
| Battery life | 11 h (25 h in watch mode) |
| Consumption | Stand-by = 40 mA - RX = 250 mA - TX = <1500 mA/5W |
| Backlight display and keys | Yes |
| Unscrewable antenna | Yes |
| Double watch | Yes |
| Keylock | Yes |
| Weight (incl. battery) | 283 g |