Hand Mike 619U Handheld Lithium Electric Megaphone
- MP3 Play/ Speaker/siren(orMusic)/record Buit-in micUSB socket to play MP3,built-in MIC120 seconds big-capacity recordingVolume control,recycle play MP3.LED indicator18650 rechargeable battery 1800mA included in body ,1800mA battery support speak 10hours/MP3 play 5hours/siren 2hours .If you want to double playing time ,need pay more for 2500mA batteryattach rechargeable battery &rechargerextra-recharger base for 18650 is for optionalSD socket is for optional ,extra-mic is for optional
