Features: Drone speaker megaphone, small and lightweight, designed to be mounted on drones, remote control vehicles, and similar devices, allowing for convenient remote operation without affecting flight performance. High compatibility with most UAVs available on the market, including models such as Mavic, Phantom, FIMI X8SE, and others. Equipped with an adjustable self-adhesive strap for easy attachment and secure fit, 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, approximately 100dB speaker output, and high-definition sound quality. Includes a clip-on microphone that can be attached to a collar, enabling hands-free communication 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 / 2.87inch 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, 4 Pro, FIMI X8SE, and others 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 differences may occur due to variations in display resolution.