CS4PI vs Air
| C.Scope CS4PI | Quest Air | |
|---|---|---|
| Technology | PI | VLF |
| Frequency | N/A | 10 kHz |
| Frequency Type | — | — |
| Frequency Tech | Pulse Induction | Single Frequency |
| Weight | 1.5 kg | 0.9 kg |
| Price | — | — |
| Best For | Salt Water Beach | Travel, Casual, Coins |
| Waterproof | Yes | Yes |
| C.Scope CS4PI | Quest Air | |
|---|---|---|
| Technology | PI | VLF |
| Frequency | N/A | 10 kHz |
| Frequency Type | — | — |
| Frequency Tech | Pulse Induction | Single Frequency |
| Weight | 1.5 kg | 0.9 kg |
| Price | — | — |
| Best For | Salt Water Beach | Travel, Casual, Coins |
| Waterproof | Yes | Yes |