Features: All-in-One Karaoke Speaker System Records Your Voice and the Music at the Same Time Built-in Bluetooth for Wireless Audio Streaming Works with All of Your Favorite Bluetooth Devices (iPhone Android Smartphone Tablet etc.) USB Flash and SD Memory Card Readers FM Radio and LCD Digital Display Built-in Rechargeable Battery (3 Hour Life) 1/4 Mic Input - 1/4 Audio Output - AUX (3.5mm) Input Includes VHF Wireless Handheld Microphone and Remote Control Volume Bass Treble Echo Mic Volume & Gain Controls Portable and Powerful Technical Specs: 200 Watt Max Power Output 4 Ohm Class-D Circuit Design 6.5 Coaxial Speaker Bluetooth Operation Range: 65 Feet 110-220V AC Adapter