TG528 Portable Fabric Wirele TWS Bluetooth Speaker Outdoor Wirele Loudspeaker Subwoofer Built in Microphone Support TF Card FM Radio MP3 Version:5.0 Working distance:10M SNR:85db Battery:3.7V 500mah Normal volume playing time:1H Speaker driver:52mm Power:4/5W Frequency response:50HZ-20KHZ Unit size 70*70*100mm Unit weight:248g Charging:5V/500MAH 1.International advanced wire-le chip and circuit design techniques, support all wireledevices. 2.With Hi-Fi speaker, to make sure the clear and bright sound. 3.The wirele working distance is 10 meters, can connect all out wirele devices (cell phone/Tablect PC/ TV) to play music. 4.With AUX line in, can directly connect the outside devices, for example, tablet PC/TV/cell phones. 5.Support Micro SD card and USB card, play MP3 format audio. 6.With FM function, can search radio station broadcast auto-matically. 7.Buitin Mic for handsfree call. 8.support TWS Please don't leave Negative feedback without asking us for help first. We will do our best to give you best solving of problems, so if there is some problems, please communicate with us first, and we will give you the best solving. Feedback is very important to us. Once you have received your items, please take time to leave feedback to inform us that you are satisfied with our goods and service. Positive feedback will help us improve our products and service. Feedback: 5. Sometimes the.