Wireless Listening Center with 4 Station

The Hamilton HH/W904-MULTI Wireless Listening Center with Headphone Rack is perfect for all multimedia, lab and classroom applications. Each system includes one transmitter and four headphones as well as a wireless speaker for group use. The entire system can be switched between 4 different frequencies with easy color-coded switches. Add additional transmitters to have up to 4 different channels of audio simultaneously! Go Wireless in your classroom with plug and play simplicity. This Wireless Listening Center Includes: (1) W900-Multi Wireless Transmitter: Transmits high quality audio via VHF to W901 series headphones, W2040 Receivers and W2020 Speakers within a 300 foot range. Connects to any analog audio source through a 1/8 stereo mini plug. Switchable between 4 frequencies (Blue - 72.500 MHz, Yellow - 72.100 MHz, Green - 72.900 MHz, Orange - 74.700 MHz). (4) W901-Multi - Multi Channeled Wireless Headphone: Multi-channeled headphone. Get 50 hours of listening time between charges with only an 8 hour charge time. Superb sound quality without wires or interference. Powered by classroom friendly internal NiMH battery with 40 hours of operating time between 8-hour charges. Switchable between 4 frequencies (Blue - 72.500 MHz, Yellow - 72.100 MHz, Green - 72.900 MHz, Orange - 74.700 MHz)NO TOXIC CHEMICALS - MERCURY FREE. (1) W2020 Multi Channel Wireless Speaker: Engage a group of students sitting far away from the audio source without disturbing the whole classroom. Integrated four channel selector is calibrated to receive VHF frequencies from our W900 transmitters and allow you switch between four independent programs without interference. Operates 4 to 6 hours on a full 8 hour charge, 300 ft. signal distance, Color LED shows channel selected, Built-in 3.5mm mini headphone jack. (1) HH - Headphone Rack . The Hamilton HH Headphone Rack is a sturdy metal rack for storing your whole set of headphones.