I purchased this on Amazon in January 2025, but I haven't had a chance to use it, so it's been stored at home. [Product] Star projector light body Remote control, cable, instruction manual ★ Includes 2 batteries for the remote control. ★ Brand new, unused. It seems you can use it as a speaker by connecting via Bluetooth. How about it as a gift, for children, Christmas, or parties? ~ The following is from the Amazon product description at the time of purchase ~ [10 Conversion Modes & Built-in Speaker / Multiple Music Playback Modes] ※ The planetarium is equipped with red, green, blue, and white lamps, which can be adjusted and combined according to your preference. ※ Can be used as a music player with the built-in speaker. The star projector light supports various music playback modes, allowing you to play music from your smartphone or other devices via Bluetooth connection, or by inserting a USB memory stick or card reader. [Widely Useful] Enjoy it as a bedside lamp, a sleep aid toy, a starry sky light, a night light, a galaxy light, a home planetarium, a projection light, a party light, a mood light, a background light for live broadcasts, or as room decor. [Remote Control & Auto-Off Timer Included] The star light projector for the bedroom comes with a remote control, allowing you to control the wave and light on/off, 3-level brightness adjustment, lighting modes, speed, sound easy mode, and volume adjustment.