EMB PK82 BLACK Color 800W 8" Portable Professional Rechargeable BOOM Box Speaker Color BLACK. 8" Coaxial Speaker - 1.5" Loud Tweeter. Package include 1 Portable Speaker + Wireless Microphone + Remote + Power Cord + Manual Ultra portable design lets you take this boombox anywhere you want to be.This system can be used with personal computers, mobil phone, DVD, VCD, CD, LD, TV, Mp3, Radio, Electronic Piano and any devices which have audio output. Amplifying circuits all adopt design of high performance and high fidelity and it is equipped with professional speaker of high quality to make stereo sound field acquire effect of clear positioning and distinct level. Built in Bluetooth allow wireless connection from your phone to play all your favorite songs. Effect of plauing of the system is outstanding, bass is surging and shocking, tenor is strong and bright, high pitch is clear and pleasing. TF Slot, USB, SD, and Microphone input for your singing needs (Wireless Microphone included). Professional electronic frequency division circuit makes the machine have more accurate crossover point and better effect. Adopt large Capacity battery with professional design and manufacture and power capacitor specially used by speakers, make the mechanical have larger electrical source reserve, better dynamic and higher signal-to-noise ratio and be more stable.