Features
• 27.8db Class 5 SLC80 
• Bluetooth 4.0 allowing hands free calling
    & music streaming
• Control volume, track skipping & answering
    from the earmuff controls. 
• Integrated microphone in the earcups
• Adjustable headband to suit most head sizes 
• Bluetooth effective distance: 15-20 metres
    from device
• 8hrs playtime after full charge
• 3.5hr full charge from flat

Specifications

Part Number: 2KAA66 
27.8db
Class 5 SLC80