Convert your wired headphones to wireless with the Hamilton Electronics Wired to Wireless Converter. This portable VHF reciever works with Hamilton W900 series frequency matched VHF transmitters.
• Frequency: Green 72.900 (3 Other frequencies available to allow 4 independent programs without interference)
• Works with frequency matched W900 transmitters (sold separatly)
• Classroom frendly mercury free nickel metal hydride (NI-MH) battery
• Operates for 35 hours after an overnight charge
• Range - 300 feet
• LED charging indicator light
• One (1) year warranty.