Drone Megaphone Wireless Mini Loudspeaker Sound Transmission Aerial Broadcasting 1000M Control Distance For DJI Drone Accessories Features: Compatible with 90% Drone Models: This loudspeaker can be used with 90% of the drones on the market, as long as the drone can carry 100g weight, for example: DJI Mavic Air 2S / Mini 2/Mavic Air 2/Mavic Mini/Mavic 2 Pro Zoom/Mavic Pro. The loudspeaker can be used for advertising, wedding hosting, party interaction, Valentine's Day, marriage proposal confession, evacuation of crowds in emergency situations, directing traffic, etc.... It is a worthy "little assistant", it can also be used with toy cars, or as a music player It becomes the fun of children! There are more uses waiting for you to discover. The loudspeaker is only 46.2g, which is lighter than the first-generation loudspeaker, which has less impact on the standby time of the drone. Because of its small size, it is not limited to use on the drone. With high-fidelity intelligent digital function, the speaker volume is about 100 decibels, the communication distance is within 1000 m. This loudspeaker comes with 2 straps with a length of 30cm to fix the loudspeaker. The straps are designed with Magic stickers, which is easy to fall off and will not scratch the drone. Comes with a USB data cable for easy charging. Megaphone charging time is about 90 mins, usage time is about 120 mins. Product Description: Parameters of the loudspeaker: Product channel: FM radio Battery capacity: 3.7V 650mah Battery type: built-in lithium battery Charging time: about 90 minutes Charging method: USB Charging status: the red light flashes when charging, and it is always on when fully charged Use time: about 2 hours about Remote control distance: about 1000 meters Megaphone parameters: Battery capacity: 3.7V 500 mA Use time: about 2 hours Material: ABS Net weight: 46.2g (Megaphone), 89.5g (Loudspeaker) Package weight: 261.3g Product size: 13.7*5*2.8cm (Megaphone), 9*7.5*4cm (Loudspeaker) Package size: 22*15*5.5cm Included: 1pc Loudspeaker, 1pc Megaphone, 1pc Megaphone strap, 2pc straps, 1pc Charging Cable, 1pc Manual.