GRENARO Voice Amplifier for Teachers with Bluetooth 5.3, 14Hrs Battery, 10W Speaker, Wired Mic for Classroom Teaching Aid, Training, Tour Guides & Yoga

GRENARO Voice Amplifier for Teachers with Bluetooth 5.3, 14Hrs Battery, 10W Speaker, Wired Mic for Classroom Teaching Aid, Training, Tour Guides & Yoga amazon.in/...GSF7PK/ref=sr_1_17 Product Details: 10W Loud Speaker with Clear Sound – Distortion-free audio with strong coverage, ensuring your voice is heard clearly from front row to back row in classrooms or halls. 2200mAh Battery with Power Display – Up to 10–14 hours usage with real-time battery indicator. No sudden shutdowns during classes or sessions. Wired Headset Mic – Stable & Clear – No signal drop or delay. Delivers consistent voice clarity, perfect for daily teaching and training. Bluetooth Enabled for Audio Playback – Easily play music, recorded lessons, or announcements directly from your phone. Ultra-Lightweight & Portable (143g) – Comfortable for all-day use with easy volume control for both small rooms and large classrooms. Perfect for Teaching & Training – Ideal for teachers, coaching classes, yoga trainers, tour guide...