Portable Wireless Megaphone Speaker for Teachers, Tour Guides, and Outdoor Promotions

This compact and versatile device is designed for maximum clarity and ease of use, ideal for teachers, tour guides, and outdoor promoters. It features wireless connectivity, allowing for seamless pairing with smartphones or other devices to amplify your voice with clear, crisp sound. The megaphone speaker is lightweight and ergonomically designed, making it comfortable to carry during extended use. Its durable construction ensures longevity, while the long-lasting rechargeable battery guarantees uninterrupted performance throughout the day. Complete with user-friendly controls and multiple input options, this speaker is perfect for enhancing communication in any setting. Interface Type: USB Connection: Bluetooth connection Frequency Range: 60Hz-15KHz Signal-to-Noise Ratio: ≥70db Power supply: Built-in lithium battery Number of speakers: 2 Bluetooth Protocol: 5.0 Effective distance: 30 meters Battery capacity: 500mAh-800mAh (inclusive) Playing time: 8 hours Shell material: plastic Product weight: 390g Function: Amplification Speaker adjustment method: Knobs Is there a radio function?: have Manufacture country: China Instructions included: No