2x 8 Portable Bluetooth Speaker This Speaker Delivers Durability Flexibility and Outstanding Audio Performance The Speaker System is Perfect for Home Entertainment Seminars or Any Other Venues and Events Built-in Bluetooth Compatible True Wireless Stereo (TWS): Connect 2 Speakers Via Bluetooth with TWS Technology So they Can Play at the Same Time and You Can Double Your Audio Output FIRE LIGHT SHOW Colorful LED Lights Dance and Change to the Beat of Music USB Micro SD & AUX Inputs Allow You to Connect Your Non-Bluetooth External Audio Devices FM Radio 1 Mic Input Remote Control One Wired Microphone System Type: 2x8 Woofer Power supply :DC3.7V Maximum power consumption:10W Rechargeable battery 1800mAh Power Supply: DC5V RMS Power: 12W Frequency Response: 60Hz-18KHz Impedance: 6 and S/N Ratio: 60dB. This product ships in approximately 1 days