🔥Feature🔥 - Insert a TF card, then it will support recording function and playing the recording files via the dual 3W HD stereo speakers; the LED display screen shows the information and status of the speaker. - Support MP3 / WAV Lossless Decode. - This product can Continuous work for 72 hours. - This product Single track loudnesss can reach 128dB. ★★★★★★★★★★★★★★★★★★★★★★★★ 💎Description💎 Material: UV & ABS Rated Power: 5W Input Power: Power Adapter /USB Power Supply / Lithium Battery Degree of Separation: 80dB Distortion Degree: 1% (3.7V, 1Khz, 1W) SNR: 83dB Working Voltage: DC 3.7V Input: DC 5.0V Lithium Battery Capacity: 1*1200mHA battery(included) Impedance: 2Ω Display Screen: LCD Working Temperature: -5 ~ 40° ★★★★★★★★★★★★★★★★★★★★★★★★ 📦Package include📦 1 x Mini Audio Speaker 1 x Cable Head Microphone 1 x Belt 1 x 1200mHA Li-ion Battery 1 x Certification of Competency 1 x Power / Data Line #microphone #TFcard #speaker #loudspeaker #headsetmicrophone #FM #portablespeaker #voiceamplifier #amplifier #megaphone #wiredmicrophone #teachertraining #teacher #touristguide #teachers #presentation #costumes #coaches #meeting #lecture #speech