The Hamilton ALS-600 is a great choice for churches and auditoriums that want to provide something for their patrons that might not be able to hear without a little help.  Great for sermon and speech broadcasts:

The Hamilton Electronics ALS600 breaks down hearing barriers by delivering superior sound quality and value for money in Assistive Listening Systems. Get everyone in on the listening experience and ensure ADA compliance at any large venue with our system. A single transmitter can serve an unlimited number of receivers in a 300 foot radius.

Popular applications include:
• School Auditoriums
• Houses of Worship
• Concert Venues
• Theaters

ALS600 System includes (6) receivers, (6) ear buds, (1) transmitter, (1) carry case (batteries included).

For your wireless classroom check out the Hamilton W900 Series:

The Hamilton 900 Series Wireless Listening products are perfect for all multimedia, lab and classroom applications.
Both transmitter and headphones can be switched between 4 different color-coded frequencies; add additional transmitters to have up to 4 different channels of audio simultaneously!
Go Wireless in your classroom with plug and play simplicity.



Add additional headphones: W901-MULTI.
For each additional 6 headphones you will need 1 6-way charging cable (part W990) and 1 AC adapter (part W980).