The rechargeable public address system has an built-in Amplifier and rechargeable battery, It has USB and SD mouth, two (2) wireless Microphones and remote control. The size is 12 inches. It has movable tyres and trolley hand for pushing. It is a wireless speaker with BLUETOOTH & FM RADIO. It plays music using USB, SD/memory card or Bluetooth, select Bluetooth mode from the system and search with mobile phone or any other device to connect and play any selected option. It is very loud and clear. The microphoneswireless distance is 100M range. It is good for Church, Mosque, evangelism, School, Studio, Hall, Seminar, Sports centre and for any open or indoor events. Ideal for preaching, teaching, advertisement etc. It can also be used to play Guitar and Keyboard. Recharge for 4 hours and it will last upto 6-8 hours. It has Battery indicator which indicates when the battery is low or fully charged. It comes with the power adaptor for recharging. It is a system you will enjoy very much.