Pyle Bluetooth Multi-Channel Hybrid Pre-Amplifier System – 3000W Home Audio Rack Mount Stereo Power Amplifier Receiver w/ Radio, USB, UHF, Dual Wireless Karaoke mic, Speaker Sound System -PWMA4004BT

Features: – Home Theater Pro Audio Receiver – High-Powered Hybrid Pre-Amplifier – Multi-Channel Source Audio Selection – Built-in Bluetooth for Wireless Music Streaming – Includes (2) UHF Wireless Handheld Microphones – FM/AM Radio with Digital LCD Display – USB Flash & SD Memory Card Readers – MP3 Audio File Playback Support – Connect & Stream Audio from External Devices – Aux (3.5mm) Input Jack – (2) 1/4’’ Microphone Inputs – Headphone Jack, 1/4’’ – RCA (L/R) Audio Input/Output Jacks – Dedicated for Subwoofer Output – Screw-Type Speaker Terminal Binding Posts – Front Panel Button & Rotary Control Center – Independent Audio Source Selection – LED Backlight Illumination with Dimmer Control – Microphone Volume/Echo Control – Integrated Overload & Short Circuitry Protection – Built-in Cooling Fan – Universal Rack Mount Design Bluetooth Connectivity: – Built-in Receiver for Wireless Audio Music Streaming – Simple & Hassle-Free Pairing – Works with All of Today’s Latest Devices – (Smartphones, Tablets, Laptops, Computers, etc.) – Bluetooth Version: 5.0 – Bluetooth Network Name: ‘PYLE PRO’ – Wireless Range: 40’+ ft. What’s in the Box: – Hybrid Pre-Amplifier – (2) UHF Wireless Handheld Microphones – Detachable Rack-Mount Brackets – FM/AM Antenna/Bluetooth Antenna – Remote Control – Power Cable Technical Specs: – Power Output: 3000 Watt MAX – 900 Watt @ 2 Ohm – 450 Watt @ 4 Ohm – 300 Watt @ 8 Ohm – S/N Ratio: >76dB – T.H.D.: <1% – Radio Station Memory Presets: 30 – Digital Media File Playback Support: MP3/WMA/WAV/FLAC/APE – Maximum USB/SD Flash Memory Support: Up to 64GB – Battery Operated Remote, Requires (2) x ‘AAA’ Batteries, Not Included – Battery Operated Mic, Requires (2) x ‘AAA’ Batteries Each, Not Included – Power Cord Length: 4.5’ ft. – Power Supply: 130/230V, Switchable – Unit Dimensions (L x W x H): 19.0’’ x 12.0’’ x 3.1’’ –inches. SAFETY INSTRUCTIONS : (1) Make sure that all connections are properly connected and the main volume is set to minimum level before turning ON the unit. (2) When more than one pair of speakers are used, (specially the main speaker output) make sure that the speakers used are of the same wattage and impedance, otherwise the unit maybe damaged under high power or long term operation. (3) To avoid humming sounds and unwanted noise, make sure that all the wires are properly inserted. (4) For speaker cords, strip off the vinyl coating and twist the wire tip.Push down the pink jack or loosen the screw terminal, before inserting the wire tip, then fasten it and tighten the screw. Be careful not to let the wires stick out of the terminal otherwise this may cause a short circuit when wires of different terminal contact each other. (5) After the unit is turned ON, adjust the main volume to the desired level same with the bass and treble volume, etc.