Brand Name: UKKUER Communication: Bluetooth Audio Crossover: Full-Range Built-in Microphone: No Number of Loudspeaker Enclosure: 1 Intelligent Personal Assistant: None Channels: 2 (2.0) Display Screen: No Battery: Yes Speaker Type: OUTDOOR SPEAKER Cabinet Material: Plastic Power Source: DC Power Source: Battery Feature: Phone Function Feature: Play Video Support Apt-x: No Model Number: TG new waterproof bluetooth speaker cell phone universal Output Power: 3W Display Screen: No Waterproof: Yes PMPO: 3W Remote Control: No Support Memory Card: Yes Playback Function: Radio Playback Function: mp3 Frequency Range: 2KHz-20KHz Material: Plastic Voice Control: No Support APP: No color: blue black green gray function: waterproof radio call battery capacity: 1200mAh work time: about 6 hours