TWS (True Wireless System) allows two TWS ready speakers to connect, sync, and play Bluetooth audio simultaneously for a true stereo sound. The dual 6.5 speakers play your favorite tunes from a Micro-USB/TF port or Bluetooth device. Features LED party lights, microphone input, and AUX input. Rechargeable battery provides hours of use per charge Bluetooth Rechargeable USB port LED RGB mood light Aux input Microphone input USB cable, wired microphone, user manual. Battery Type: Lithium Ion Measurements: 10.1 Length/Inches, 9.13 Width/Inches, 16.34 Height/Inches Weight (lb.): 5.5 Lb Country of Origin: Imported