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globalsys WH443 IA Wireless Headset User Manual

July 9, 2026
globalsys WH443 IA Wireless Headset Specifications Feature Specification Simultaneous Connections Up to 8 Noise Reduction Rating (NRR) 26 dB Signal-to-Noise Ratio (SNR) 32 dB Frequency Range 1870 - 1930 MHz…

globalsys HEA371 Wired Headset User Manual

March 3, 2025
HEA371 Wired Headset User ManualWIRED HEADSET HEA371 Characteristics NRR 26 dB / SNR : 32 dB Advanced Ergonomics Push To Talk options : 3 positions switch on shell or circular…