Sell Rolton K500 Portable Bluetooth Loud Speaker Mini Voice Amplifier Microphone for Teacher Presenter Tour Guide Promotion best price

Specifications 1.Professionally amplifying sound, loud, clear, low feedback. Comfortable and convenient for Teachers, Coaches, Tour Guides, Presentations ect. 2.Unique appearance design, small size and light structure 3..Rechargeable and replaceable 2200 mAh lithium 18650 battery. Standby time can lasts 18~22 hours, more than 12 hours of continuous use after a full charge. 4.Compatible with all media devices with 3.5mm AUX port as SPEAKER ; support TF Card (Not more than 32GB) MUSIC PLAYER, can directly play MP3,WMA,WAV format audio. 5. FM  RADIO, auto-search and save radio stations.  6.Additional 2200 mAh POWERBANK function. 7.Bluetooth connect phone or computer to play music 8.Support TF Card to play music. 9..Support FM Radio. 10.Support Recording. 11.Support Bluetooth ◆Roduct weight:158 g ◆Product size: 85 x 39 x 117  mm ◆Audio formt: MP3 / MAV / WMA ◆Speaker: 2.5 "* 1 ◆Lithium battery: 2200 mAh   ◆Charging voltage: DC5.0 V ◆Working voltage: DC3.7 V ◆Rating: 5 W ◆Model: K500 Package Includes 1 x K500 Voice Amplifier 1 x User manual 1 x USB Cable 1 x  2200mAh  replaceable Battery 1 x Waistband Belt 1 x Professional Wired headset Microphone Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. #microphone #TFcard #speaker #loudspeaker #headsetmicrophone #FM #portablespeaker #voiceamplifier #amplifier #megaphone #wiredmicrophone #teachertraining #teacher #touristguide #teachers #presentation #costumes #coaches #meeting #lecture #speech #bluetooth #bluetoothspeaker