Mainly used for tourism, business visits, bird watching, outdoor camping, concerts, etc.
Amplification: 8
Outlet distance (mm) 12mm
Outlet diameter (mm) 3.1mm
Nearest distance (m) 5m
Waterproof: No
Material ABS
Product color: white blue powder black
Product size: (mm) 89x80x40mm
105x80x40mm
Product weight: (g) 137g + 58g