
GF 650, a modern and advanced gold and metal detection device offered by MWF
The GF 650 is equipped with two different-sized search coils, providing users with a wide range
of options for detecting extremely small, medium, and large targets. Its key features include a lightweight
design, compact size, and user-friendly operation. The device’s high sensitivity towards underground targets,
coupled with its precise discrimination capability, sets it apart from others in the market. Furthermore, it
comes with a high-resolution display that clearly shows the settings, adjustments, and results, along with
multiple search modes that can be tailored to suit individual needs.
General features:
- Perfect and professional performance for detecting gold nuggets, metals, and buried treasures.
- A user-friendly device suitable for hobbyists and professionals, dependable for accurate and - challenging search missions. 
- Compact and lightweight design for easy portability and use.
- Automatic and manual calibration, enabling users to achieve precise calibration in various soil - conditions with astounding results. 
- Smart mode feature: Allows users to achieve precise target identification with - automatic adaptation to the surroundings, ignoring any interference and providing progressive audio - signals with the target. 
- Adjustable frequency settings: Offers precise tuning for obtaining the best results - with great control over the search frequency. 
- Highly adjustable sensitivity levels up to 99 levels.
- Adjustable sound level with 10 different volume levels.
- Equipped with two search coils: The first coil is a specialized 5-inch double-D - coil for detecting small gold fragments and nuggets, and the second coil measures 5″x10″ inches - double-D for medium and large targets. 
- Preferred battery compartment: Allows the use of various battery types, either - 9-volt batteries, standard AA batteries, or rechargeable batteries based on user preference. 
- Comes with a dedicated charging unit for those who prefer using rechargeable batteries.
- Audio options: Users can rely on the high-quality external audio or use the 3.5mm - audio port with included headphones. 
Technical Specifications
| Search System | Very Low Frequency (VLF) system for metal detection | 
| Search Principle | Digital data measurement and processing through transmitting and receiving frequencies to detect and discriminate metals | 
| Operating Processor | MICROCONTROLLER for digital signal processing | 
| Detection Modes | 3 advanced search modes | 
| Specialized in Detecting | gold nuggets, gold and treasures, and metal coins. | 
| Ground Balance | Automatic and manual ground calibration. | 
| OPERATING SEARCH FREQUENCY | Multiple frequencies: 12.8 kHz. | 
| Search Results | Multiple results displayed through audio, visual, and digital indicators. | 
| Sensitivity Control | Yes, adjustable through multiple levels. | 
| Target Discrimination | Yes, capable of distinguishing between different types of targets. | 
| Iron insulation | Yes, providing complete iron isolation to ignore iron targets. | 
| Pinpoint Mode | Yes, equipped with pinpointing capability. | 
| Display Type | 2.7″ inch screen with three-color display. | 
| Power Source | Multiple battery options. | 
| Power Consumption | Maximum consumption of 300 mA. | 
| Battery life | 11 hours of continuous operation. | 
| Operating Temperature | From -15°C to 60°C. | 
| Storage Temperature | From -15°C to 40°C. | 
| Humidity | Can be stored and operated at up to 90% humidity. | 
| Weight | Assembled: 1.3 kg, Packed with all accessories: 2.5 kg. | 
| Dimensions | Assembled: 140 cm, Package dimensions: 50x24x13 cm. | 
Applications
- Searching for gold nuggets.
- Detecting buried metals.
- treasure hunting expeditions.
- Scanning for metal and gold coins.
- Detecting silver, copper, and bronze.
- Accurate searching on sands and beaches.
- Utilizing discrimination mode to target specific metals of interest.


Parts & Accessories
- Main control and processing unit.
- 5″ inch DD search coil.
- 5″x 10″ inch DD search coil.
- Carrying handle and armrest with connecting rod.
- Screws and mounting brackets.
- Arm wrist strap.
- Internal battery compartment for AA batteries.
- Headphones.
- Electric charger.
- Carrying and storage case for the device.
- 1-year warranty card.
- User manual.

Main Unit

Search coil 5″ and 5″x10″ DD

Electric charger

Shaft

Headphones

 
	
 
				 
				


 
				 
				
 
		 
				 
		 
				 
		 
				 
		 
				 
		 
				 
		 
				 
		 
				 
		