Wireless F8 H SDR Noise Protection Headphones

• Fits Most Standard Safety Helmets, Hard Hats with side clip slots
• Helmet socket: 30mm euroslot (3M headphone connection)
• Hard Hat Safety Helmet not included
• Sewerin SDR (Sewerin Digital Radio) wireless Headphones
• Works with all Sewerin "SDR" leak locator  and correlator products
• Bi-directional communication
• Charging socket in one side
• Power switch on on side
• Powered by two built in rechargeable AA batteries. Batteries can be charged when installed in headphone.
• Robust spray protected headphone with changeable cup cushions.
• Sound sealing leather cups
• High comfort full ear coverage.
• Adjustable height sliding side brackets
• Made in Germany by the Hermann Sewerin Company

Works only with Sewerin products marked with the SDR logo
.