The HT-820B is high quality dual channel collar wireless microphone system set designed for use in lecture halls,
house of worship and multi purpose paging applications. It uses multi channel high band and intermediate band
frequency selective filtering which intelligently eliminated interference signals. Its built-in feedback eliminating
technology effectively decreases feedback and noise. With the unique HTDZ technology, it adopts the tone lock
system to ensure the system has a strong anti jamming function.
Product composition: Collar wireless microphone x 2, Receiver x 1
Frequency Range: 470-960 MHz
Channel selectable: Up to 250 (Depending on the region)
Tunable Frequencies: 100 KHz Steps
Frequency Stability: 20ppm
THD: <1% @ 1kHz
Microphone: Dynamic with Cardiod pattern
Battery: 2 AA size alkaline battery, 1.5V
Battery life: Up to 10 hours
