HD310 full digital single frequency sounder

Paperless recording, high resolution and permanent preservation of data

External VGA display for multi-display terminals

High-resolution, high-brightness display for field work

Fully automatic range shifting and manual shifting

Advanced underwater door tracking technology and pulse width selection technology ensure accurate underwater detection

Protect the C drive system from viruses by using a unique “fast map restore” technology

Dual electronic disk storage, dual system protection, system one key recovery

Synthetic PC material body, shockproof, waterproof, dustproof, lightweight