SL-10 Portable Wireless Boombox with 3.5mm AUX Input Jack USB Rechargeable Loud BT Speaker Stereo System for Outdoor MP3/USB

Good luck with your favorite purchasesHign-concerned Chemical : None Input/Output : USB Sound Mode : Standard Mode Category : Speakers Use : Home Input Power(W) : <25 W Voice Control : No Waterproof : No Support APP : No Material : Plastic Inbox adaptor : No Intelligent Personal Assistant : None Audio Crossover : Full-Range Number of Loudspeaker Enclosure : 1 Power Source : USB Channels : 1 Battery : Yes Communication : Bluetooth Speaker Type : Portable Cabinet Material : Plastic Brand Name : Shunmaii Power Source : USB Origin : Mainland China Certification : None Color : Black Playing Time : Up To 5 Hours Of Wired And 4 Hours Of BT Wireless Connection Speaker Driver : 40 mm/1.57 In Charging Time : 2.5-3.5 Hours Connection Range : 33ft Operating Frequency : 100hz-20khz Battery : Built-In Rechargeable 3.7v 1200mah Lithium-Ion Battery Signal-To-Noise Ratio : 80db Distortion : 0.1 Per Cent Net Weight : 565 G