5W Voice Amplifier Megaphone Portable 2400mAh Rechargeable Audio Speaker Loudspeaker With Microphone For Teachers Tour Guide lectures meetings

Feature:
1. [Clear Sound] Using a 70mm large-diameter composite tweeter crystal magnetic speaker, equipped with a carbon atom lattice graphene diaphragm, which greatly restores the real human voice.
2. [Smart Noise Reduction] High-sensitivity microphone, digital smart microphone chip brings digital noise reduction, combined with the built-in noise reduction function of the body, to reduce noise through intelligent judgment at different decibels.
3. [Lithium-ion battery] The battery has a long life. According to the teacher's usage frequency of 2 classes a day, it can be used for about 2 weeks with a full charge under normal circumstances.
4. [Voice loop playback] Insert the memory card/USB drive and start looping the lesson preparation recording, making it easier to use.
5. [Compatible with Bluetooth] Adopts Bluetooth 5.0 version, compatible with all smart devices such as mobile phones/tablets, with fast connection speed, lower power consumption, and stable and continuous transmission over a distance of 10 meters.
6. [Wide range of uses] Suitable for teaching, tour guides, promotions, lectures, meetings, listening to songs, training, fitness, etc.

Parameter:
Product name: amplifier
Output power: 5W
Charging voltage: 5V1A
bluetooth version: 5.0
FM function: support
Speaker size: 70mm
Battery capacity: 2400mAh
Working hours: 12 hours
Audio format: MP3/WAV
Memory expansion: Micro TF card up to 32GB (not included)
Main features: TF/U disk/radio/Bluetooth/FM/recording/LED screen/AUX/microphone
Product size: 85*70*20mm
Product color: black/rose gold/white

Package include:
1*Amplifier
1*strap
1*Microphone
1*User Manual
1*micro USB cable

Notice:
1. Item does not include micro SD card!
2. Color may vary depending on the light!
3. Due to manual measurement, please allow 1-2 cm error!