is a wireless business headset featuring Bluetooth 5.1, an 180°–270° rotating earhook for ambidextrous use, and ENC noise cancellation for clear communication. Getting Started & Setup Initial Activation
Connectivity Drops: Verify that the phone is within 10 meters and that there are no major obstacles between the devices. yyk525 user manual exclusive
Water Resistance: The headset is splash-proof for daily activities like sweating or rain, but it is not suitable for swimming or diving as wireless signals do not transmit through water. is a wireless business headset featuring Bluetooth 5
Temperature Limits: Avoid using or storing the headset in temperatures below 10°C (50°F) or above 60°C (140°F). Do NOT expose the internal relay (Slot D) to moisture