1. Ultra-long distance, large-scale transmission, real-time voice 2. Super loud volume: the volume can be adjusted freely according to the usage scene. 3. Easy installation: just lightly buckle around the object, easy to fix, convenient and quick. 4. Featured function: Built-in dual-band communication, easy to switch in case of interference. 5. Transmission range: up to 2000 meters (under no occlusion/no interference environment). 6. Volume (MAX): 100 decibels (sound propagation distance 200 meters). 7. Charging time: 30 minutes. 8. Use time: 120 minutes (full charge state). 9. Host weight: 95 grams. 10. Product size: Megaphone: 10 x 3.5 x 12.5cm; Remote control: 5 x 2 x 15cm.
