The M21VP Portable Bluetooth Speaker appears to be a compact and stylish audio device with several features. Here's a breakdown of its key features and description:

Dynamic Thunder Sound: This speaker promises to deliver powerful and dynamic sound quality, enhancing your music listening experience.

Dome LED Light: The speaker is equipped with a dome-shaped LED light, which can provide ambient lighting or visual effects while you listen to music.

Compact and Trendy: The speaker is designed to be compact and stylish, making it easy to carry around and a trendy addition to your audio setup.

Wireless Music: It supports wireless music playback via Bluetooth connectivity, allowing you to connect your smartphone, tablet, or other Bluetooth-enabled devices to stream audio wirelessly.

10m Range: The Bluetooth range of this speaker is 10 meters (approximately 33 feet), providing you with flexibility in placing your connected device.

FM Radio: It includes an FM radio feature, allowing you to listen to your favorite radio stations.

Memory Card Support: The speaker supports memory cards, so you can play music directly from a memory card (e.g., microSD card) without needing an external device.

5W x 2 Speakers: It features two 5-watt speakers, which can deliver stereo sound for a richer audio experience.

1200mAh Battery: The built-in rechargeable battery has a capacity of 1200 milliampere-hours (mAh), which powers the speaker.

4 Hours Playtime: With a fully charged battery, the speaker provides up to 4 hours of playback time. This duration may vary depending on factors like volume level and usage.

USB Port: The speaker likely has a USB port that can be used for various purposes, such as charging your mobile devices or connecting USB drives to play audio files.

In summary, the M21VP Portable Bluetooth Speaker is designed to offer a combination of good sound quality, portability, and additional features like LED lighting, FM radio, memory card support, and a USB port. It's suitable for users who want a compact and versatile speaker for both indoor and outdoor use