Dual Battery Outdoor Megaphone with Amplification and Recording for Stall Promotion

Elevate your outdoor promotions with this powerful megaphone designed specifically for stall promotion. Equipped with dual batteries, this device ensures extended use, making it perfect for long events. Its advanced amplification technology delivers clear and loud sound, ensuring your message reaches a wide audience. Additionally, the built-in recording feature allows you to pre-record messages, enabling consistent and effortless announcements. Durable and user-friendly, it's an essential tool for any outdoor event or promotion. Interface Type: USB Connection: Bluetooth connection Frequency Range: 100-20K Output Power: 50 Signal-to-Noise Ratio: ≥70db Power supply: Equipped with lithium battery Operation method: Handheld Expandable storage: 32GB Number of speakers: 1 Effective distance: 15 meters Playing time: 8 hours Shell material: plastic Box material: ABS Supported formats: TF card Playback Format: MP3 Speaker adjustment method: button Manufacture country: China Instructions included: No