MR2500W 22W Portable Wireless Bluetooth Voice Amplifier with 2200mAh Battery & Headset Microphone (Black)

Compact, rechargeable voice amplifier ideal for classroom, tour guide, or public speaking use. Features UHF high frequency wireless transmission and Bluetooth connectivity, plus a wireless headset microphone with a wireless transmission range up to 50m. Built from ABS (Acrylonitrile Butadiene Styrene) for durable, lightweight use. Audio and performance: 22W maximum output power driven through 3.5-inch high-fidelity speakers for very loud, clear sound with low feedback; coverage exceeds 1000 square feet. Can function as an MP3 speaker and supports simultaneous inputs for microphone and external audio sources (MP3 players, etc.). Battery and power: Rechargeable lithium battery with a large 2200mAh capacity; operating voltage 7.4V. Provides up to 12 hours of use on a full charge and offers long battery life. Formats and inputs: Supports TF card and U disk playback; compatible audio formats: APE, MP3, WAV, WMA. The amplifier includes two input ports—one for a microphone and one for MP3/audio input—both can be used at the same time for flexible operation. Environmental and physical specs: Working Temperature: -10~60. Material: ABS. What's in the box: 1 x MR2500W Voice Amplifier 1 x Wireless Headset Microphone 1 x Audio Cable 1 x Power Adapter 1 x Adjustable Waist Belt 1 x Microphone charger Suitable for teachers, presenters, trainers and tour guides who need a portable, easy-to-use amplification solution.