The Eartec ULSM Classic UltraLITE Single Master Headset is a game - changer in wireless communication. These breakthrough full - duplex wireless headsets offer hands - free, two - way voice chats. The special 'Master' headset at the core can relay digital signals from up to three 'Remote' units. This enables up to 4 people to talk at the same time without pressing any buttons. You can choose any combination of Double or Single ear headsets, up to 4 units, to form your standard UltraLITE system. Key features include an all - in - one design that gets rid of wires and belt - worn radios, a 270 - degree swiveling mic boom for left or right ear use, DECT technology, long - lasting lithium polymer batteries that provide 6 hours of continuous operation, and it's ready to use right out of the box without FCC licensing. Technical specs: DECT 6.0 standard, 1920 - 1930MHz frequency in the USA (1880 - 1900MHz in EURO), 4 oz weight, and more.
Using your Eartec ULSM Classic UltraLITE Single Master Headset is easy. First, charge the headset for 3 hours using the provided charger. Once charged, turn it on and you're ready to communicate. You can wear it on either your left or right ear by adjusting the mic boom. When setting up your system, connect the 'Master' headset to up to three 'Remote' units. This allows up to 4 people to talk freely. During use, keep the headset within a 400 - meter open - space range for best performance. Make sure to use it in a temperature between 0°C and 10°C. For storage, keep it in a place where the temperature is between - 10°C and 60°C. To maintain the headset, avoid getting it wet. If it gets dirty, gently wipe it with a dry cloth. And remember, recharge the lithium battery regularly to ensure continuous 6 - hour operation.
