Support APP: No Communication: USB,AUX Frequency Range: 100Hz-20KHz Support Apt-x: No Brand Name: FORNORM Remote Control: No Intelligent Personal Assistant: None Support Memory Card: Yes Audio Crossover: Full-Range Material: Aluminum Display Screen: No Speaker Type: Portable Playback Function: Radio Channels: 1 Display Screen: No Voice Control: No Battery: Yes Waterproof: No Cabinet Material: Plastic Number of Loudspeaker Enclosure: 1 Output Power: 3W Power Source: Battery PMPO: 3W Feature: None Built-in Microphone: Yes Wi-Fi Music: Portable Speaker