The FTLED series Portable Sound Systems with dual woofers are all-in-one sound systems specially designed for parties, performances and PA purposes. Portable and wireless, you can take these trolley speakers wherever you go and play music from its input options of BT streaming, micro SD card, USB or an external device via AUX. Built with a retractable handle and sturdy wheels, these sound systems are ideal for any outdoor or indoor activities. Great for karaoke singing with the speaker's accessories including a wired microphone and full function remote control. A built-in rechargeable battery provides reliable power, and if the battery is empty, the system can simply be connected via the supplied USB cable. The LED lights behind the grilles make these speakers an enjoyable addition to any party and other occasion. Portable party speaker with double 10" woofers and LED lights Built in rechargeable battery (Lithium Ion Battery) Trolley-system with wheels and pull up handle Colour changing LED light behind grill (switchable) Using BT wireless technology for audio streaming Integrated USB/MicroSD-Card MP3 media player Microphone input with echo effect Aux in connection Wired microphone and remote control included