Invenio Pro vs 4Xtreme
| Nokta Invenio Pro | Golden Mask 4Xtreme | |
|---|---|---|
| Technology | VLF | VLF |
| Frequency | 5, 14, 20 kHz | 8, 18 kHz |
| Frequency Type | — | — |
| Frequency Tech | Multi-Select | Multi-Select |
| Weight | 5.0 kg | 1.4 kg |
| Price | — | — |
| Best For | Deep Treasure, Archaeology | Relics, Coins |
| Waterproof | Yes | Yes |