1. Auto power-on and auto connection with wireless earpiece;
2. Manual paring and connection with other wireless devices;
3. Operation Temperature: -20 to 65°C, Storage Temperature: -40 to 75°C;
4. Complied with CE, FCC and IC certification;
5. Communication distance (without obstacle): 10 meters.
Operation Temperature: -25 to 65°C
IP class: IP54
PTT key life ≥ 100000