SHIDU 25W Portable Wireless Voice Amplifier for Teacher 4000mAh Battery Bluetooth Speaker with Microphone Echo AUX Recording S28 S516

Input/Output:Aux Sound Mode:Hi-Res Sound Mode,Standard Mode Category:Speakers Use:Camping Bluetooth Version:4.2 Input Power(W):<25 W Voice Control:No Output Power:25W Display Screen:Yes Waterproof:No Support APP:No Intelligent Personal Assistant:NONE Built-in Microphone:Yes Audio Crossover:Full-Range Number of Loudspeaker Enclosure:1 Power Source:Battery Channels:1 Battery:Yes Communication:AUX,USB,bluetooth,Audio Line Speaker Type:Portable Cabinet Material:Plastic Brand Name:SHIDU Origin:Mainland China Certification:CE Product Size:123mm*99mm*48mm Feature 1:Rechargeable Bluetooth Speaker Feature 2:Wireless Voice Amplifier for Teacher Feature 3:Wireless Music Speaker