Brand Name:EMIUP Communication:AUX,USB,bluetooth Built-in Microphone:No Playback Function:MP3 Model Number:Portable Bluetooth Speaker Intelligent Personal Assistant:NONE Cabinet Material:PLASTIC Number of Loudspeaker Enclosure:1 Voice Control:No Battery:Yes Output Power:3W Display Screen:No Feature:None Audio Crossover:Full-Range Support APP:No Waterproof:Yes Material:PLASTIC Support Memory Card:Yes Speaker Type:Portable Frequency Range:60Hz-23KHz PMPO:3W Display Screen:No Support Apt-x:No Power Source:AC Channels:2 (2.0) Remote Control:No Wi-Fi Music:other