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Wireless Headsets--RF/Magnetic
RF Wireless
The RF is a single channel, full duplex system, with a transmit range greater than 25 feet.  Designed for the most demanding of applications, the RF wireless headset can put in a full day's work before re-charging. What's more, its featherweight construction, and  unique earloop design ensure a more comfortable fit. The RF utilizes Emkay's high quality Noise Canceling Electret Microphone - the industry's top-rated microphone element allowing it to be used in the noisiest of environments and still deliver maximum performance!
 
Rectangle
Weight: 2.5 ounces
    
Microphone Transmit Range: 20-30 feet
    
Speaker Receiver Range:  4-6 feet
    
Battery Life:  8-10 hours
    
Audio I/O:  Compatible with SoundBlaster 
    
Signal to Noise Ratio: 40 dB
    
Microphone Transmit Bandwidth:  100 Hz to 8 kHz
    
Speaker Receive Bandwidth: 300 Hz to 4 kHz
    
Microphone Transmit Frequency:  159 to 163 MHz
    
Speaker Receive Frequency: 200 kHz (magnetic)

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