50W Peak Voice Amplifier with Wireless Microphone Headset and Handheld, Portable Microphone and Speaker for Teachers 5200mAh, Portable pa System for Tour Guides, Fitness Coach, Public Speaking

[ All-Day Lecture Ready ] 5200mAh Rechargeable Battery for 15 Hours Use Forget about mid-event battery anxiety. Equipped with a heavy-duty 5200mAh lithium battery, this wireless personal amplifier provides up to 15 hours of continuous amplification or 8 hours of music playback on a single 3-hour charge. Portable microphone for all-day school teaching, outdoor tour guiding, or long corporate meetings.
[ Multi-Connectivity ] Bluetooth 5.0 & All-in-One Media Player Instantly transform your megaphone into a portable Bluetooth speaker. Seamlessly stream background music or audio lessons from your iPhone, Android, or laptop. Portable speaker with microphone also supports TF card, USB flash drive, AUX input, and a 3.5 mm wired mic port, offering ultimate flexibility for karaoke parties, dancing classes, or backyard gatherings.
[ 36-Month Support & Noise Cancellation ] DSP noise reduction ensures clear voice projection even in noisy gyms or outdoors. Backed by 3-year quality support.
Note: To avoid feedback/whistling, please do not point the microphone directly at the speaker grill and keep a proper distance when turning up the volume.