Samson Concert 88x wireless systems combine professional-grade audio, reliable UHF performance, and extreme ease-of-use, perfect for the performer taking the first step into wireless. Simple one-touch scanning analyzes 100 available channels, selecting the clearest one available for the performance space. Infrared pairing allows the transmitter to sync channels w/the receiver. The True-Diversity design minimizes dropouts to provide loud and clear wireless reception w/up to a 300-foot wireless range. Tone-key and auto-mute circuitry prevent noise and interference. Available in handheld and beltpack transmitter configurations, each transmitter provides up to 8 hours of continuous operation from 2 AA batteries.