Posted on Wednesday, May 26, 2010
Target the sound directly at the audience with an increased signal-to-noise ratio. Each has speaker mounts & spring-loaded terminals for audio, connects to computers, LCD projectors & media players. There is the powered 16-channel UHF (900 MHz) PI39 which can receive wireless audio, powered non-UHF PI30-PS; and the non-powered non-UHF PI30-SP included with the Infrared Classroom Audio System.