1PC magnetic phone speaker suitable for magnetic small mini clip on phone holder portable speaker wireless speak

Voltage range : USB (5-20V DC) High-concerned chemical : None Input/Output : USB Battery Capacity[mAh] : 400 Maximum wireless range[m] : <10m Touch Screen : No Sound Mode : Extra Bass Mode Category : Speakers Use : others Sabwoofer cabinet material : Plastic Tweeter material : Other Input Power(W) : <25 W Voice Control : No Waterproof : Yes Support APP : No Inbox adaptor : NO Intelligent Personal Assistant : NONE Audio Crossover : Full-Range Number of Loudspeaker Enclosure : 1 Power Source : USB Channels : 1 Battery : Yes Communication : WireLess Speaker Type : Portable Cabinet Material : Plastic Power Source : Battery Display screen : No Label:Yes