CZ-21 Quick Silver Premium Underwater Detector

Whether it be Dry Land, Saltwater or Fresh Water, the CZ-21 Delivers.

• Saltwater or Fresh Water
• Submersible up to 250 feet
• Dual Frequency Fourier Domain Signal Analysis
• Touch-Button., V.C.O. no Motion, Precise Pinpointing
• Easy Manual Ground Balance
• High Performance in Mineralized Soil
• All Metal Auto-Tune Mode
• Large Target Alert / Faint Target Audio Boost
• 3-Tone Audio Target-ID
• Removable Control Housing for Belt-Mount
• 10” Search Coil
• Operating Frequency: 5 and 15 kHz
• Fisher Submersible Headphones Included

Recommended for:

• Beach Hunting
• Shallow Water
• Lake/Surf
• Diving

CZ-21 Specifications

• Length Extended: 50”
• Length Collapsed: 30”
• Control Housing Weight: 2.8 lbs
• Weight
• Complete (with headset): 
• 10.5” Coil 5 lb 11 oz 
• Handle and Search Coil: 
• Frequency
• 1. Dual, VLF Search 5 KHz and 15 KHz
• 2. Audio Target Response
• Iron I.D.: 200 Hz (Low tone)
• Foil and Tab I.D.: 450 Hz (Mid tone)
• Coin I.D.: 1 KHz (High tone)
• Autotune: 500 Hz - 1 KHz (VCO)
• Pinpoint: 500 Hz - 1 KHz (VCO)
• Operating Modes
• 1. Autotune - VLF-Motion, all-metal with threshold tone
• 2. Target I.D.: VLF-Slow Motion, Silent Search Discrimination
• 3. Pinpoint: VLF, All-Metal, No Motion
• Search Coil
• Type: Concentric, Co-Planar
• Diameter: 8”, 10.5” or 5”
• Shielding: 100% ESI
• Interchangeable: No
• Headset: Waterproof, Piezo Electric
• Interchangeable: No
• Ground Balance: Touch Pad, Manual or “Preset” Control Markings
• Hipmountable Control Housing: Yes
• Salt Water/Fresh Water Operation: Yes
• Land Operation: Yes
• Submersible: to 250 feet