Hand Mike Handheld Lithium Electric Megaphone HM-130U

1.MP3 Play/ Speaker/siren(orMusic)/record Buit-in mic

2.USB socket to play MP3,built-in MIC

3.120 seconds big-capacity recording

4.Volume control,recycle play MP3.LED indicator

5.18650 rechargeable battery 1800mA included in body ,

6.1800mA battery support speak 10hours/MP3 play 5hours/siren 2hours .If you want to double playing time ,need pay more for 2500mA battery

7.attach rechargeable battery &recharger

8. extra-recharger base for 18650 is for optional

9. SD socket is for optional ,extra-mic is for optional

Specifications of Hand Mike Handheld Lithium Electric Megaphone HM-130U