1PCS 4R 5W Portable Audio Full Range Speaker Driver 3Ohm 5W 53mm Sound Loudspeaker DIY Bluetooth Music Speaker Home Theater

Voltage range : USB (5-20V DC) High-concerned chemical : None Input/Output : Other Sound Mode : Other Category : Speakers Use : Home Input Power(W) : <25 W Voice Control : Yes Waterproof : No Support APP : Yes Inbox adaptor : No Intelligent Personal Assistant : NONE Audio Crossover : Two-Way Number of Loudspeaker Enclosure : 1 Power Source : None Channels : 2 (2.0) Battery : Yes Communication : Bluetooth Speaker Type : Portable Cabinet Material : Plastic Brand Name : JCD Power Source : None Origin : Mainland China