Portable Voice Amplifier Megaphone Mini Audio Speaker With Microphone Rechargeable Ultralight Loudspeaker for Teachers teaching

Battery Included : Yes High-concerned chemical : None Inbox adaptor : No Power Source : Other Voice Record : Yes Battery Life (Hour) : >10 Hours Item Type : Wireless Megaphone With Microphone Brand Name : yggcoo Origin : Mainland China Battery Life : 4 Hours

AUX Port: Yes HDMI Port: No Waterproof: no