Vktech Led Dancing Water Speakers Light Show Fountain Speakers for Cellphone Notebook Mp4 Mp3 (Black) 100% Brand new and high quality Hi-Fi stereo, Built-in AMPLIFER, plug and play Compatible with all the music players, such as MP3, mobile phone, computer, iPhone, iPad, etc. Perfect sound effect with water dance and LED lamp Size: Approx. 22.3x6.2x5cm/8.76*2.44*1.97inch