Features: Drone speaker megaphone, small and lightweight, designed to be mounted on drones, remote control vehicles, and other compatible devices with easy control and no impact on flight performance. High compatibility with most UAVs on the market, including models such as Mavic, Phantom, FIMI X8SE, Mini Air 2, 2S, Mini 3 Pro, and others. Equipped with an adjustable self-adhesive strap for secure and easy installation, helping to prevent scratches on the aircraft body. Operates on 400-480MHz frequency bands with strong signal penetration, built-in voice decoding chip, Hi-Fi amplification, speaker output of approximately 100dB, and high-definition sound quality. Includes a clip-on microphone that can be attached to a collar for hands-free operation without interfering with UAV control. Constructed from high-quality ABS material for durability and lightweight performance. Specifications: Main Material: ABS Color: Black Length: Approx. 7.3cm / 2.87 inches Battery Parameters: 3.7V 250mAh (Megaphone); 3.7V 150mAh (Remote Control) Charging Time: About 30 minutes (Megaphone); 30 minutes (Remote Control) Compatible Models: Mavic Mini, Air 2, 2S, Mini 3 Pro, Phantom 3, Phantom 4 Pro, Fimi X8SE, and other compatible UAVs Package Includes: 1 x Megaphone 1 x Clip-on Microphone 1 x Self-adhesive Strap 1 x USB Cable 1 x User Manual Note: Please allow 0-1cm error due to manual measurement. Slight color variations may occur due to differences in display resolution.