• Model NO.: SF-EH50-K1
• Tactical noise reduction cancelling headset
• Perfect for Outdoor Activities
• ·Color: Black, OD, Tan, CP
• ·Component: One headset
• ·Product Packing: PE bubble package for safe shipment
• ·Usage Instruction: This product need to be used with PTT uses the standard NATO plug
• ·Applicable Scene: All kinds of outdoor activities and two way radio communication
• Notice: This headset must be installed with batteries to work excellently.
• The earmuff is made of high quality sponge pad, comfortable to wear for long time and it can effectively cut off noise outside
• Battery type: 2 X AA (not included)
• Wearing type: Head wearing
• Waterproof: Yes
• The headset can use with base ball cap and other outdoor product. 

Usage:

1 )  Adjust the headset:

Push up or pull down to adjust the length of the headband to make the headset fit your head

( Be catious when adjusting)

2)  Install the battery

Open the battery cover of headset (Be cautious when openning)

Install the battery of No. AA correctly accroding to positive and negative pole

( Battery must be provided by yourself)