Notice of Changes to Product Specifications (WL-20/WL-20L/WL-50/WL-60/Pocket GT)
  
January 14th, 2022
Due to ongoing issues with the global supply chain, there is a worldwide shortage of electronic components for manufacturing. Because of this situation, we've had to make minor component revisions in some products, which has resulted in the following specification changes.
	
		
			| Specification (Receiver) | Previous | Current | Applicable Serial Number
 | 
		
			| Expected battery life under continuous use | 10 hours | 7 hours | WL-20:C0N6120 or later WL-20L:B0N1880 or later
 | 
	
	
		
			| Specification (Receiver) | Previous | Current | Applicable Serial Number
 | 
		
			| Expected battery life under continuous use | 10 hours | 7 hours | B1N4640 or later | 
	
	
		
			| Specification (Receiver) | Previous | Current | Applicable Serial Number
 | 
		
			| Current draw | 70 mA | 100 mA | Z3N7858 or later | 
		
			| Expected battery life under continuous use | 10 hours | 7 hours | 
	
	
		
			| Specification | Previous | Current | Applicable Serial Number
 | 
		
			| AD conversion | 32 bits + AF method | 24 bits + AF method | A8M6412 or later | 
		
			| DA conversion | 32 bits | 24 bits |