Sony speaker, I bought it for 4000 SAR two years ago. Very little use. It has many features, including digital control, changing song voices, and party lighting. This is the model number: sony mhc-v82d And here are its features on the Sony website / The powerful home party system Sony MHC-V82D is a giant speaker designed for parties and loud atmospheres. It features 360-degree surround sound, JET BASS BOOSTER technology for long-distance bass sound distribution, and party lights synchronized with the rhythm. Key artistic features of the device: Sound: 360-degree sound distribution with clear frequencies, equipped with 4 tweeters and a mid-range speaker. Wireless Connectivity: Supports Bluetooth and NFC with the ability to pair up to 3 smartphones simultaneously. Media and Entertainment: Built-in DVD player, and HDMI ARC port to connect it to the TV and watch movies. Party Atmosphere: A special input for microphone and guitar for karaoke, and Taiko mode to turn the device into an interactive drum. Control: Supports gestures (motion control via hand), in addition to the Fiestable app for controlling lighting and sound via smartphone. Durability: Top control panel resistant to liquid splashes.