Great Bluetooth-compatible5.0 Music Player Sound Box Portable Wireless Sound Box Long Standby Time Household AccessoriesSpecifications: The large-capacity battery of this wireless speaker features long standby time. It is multifunctional because it has built-in FM radio.Adopting Bluetooth-compatible5.0 chip and noise-reduction microphone, this wireless speaker supports stereo and surround sound effect as well as HD-compatible calling experience.It is constructed of ABS material.The length of this wireless speaker is 13cm, width is 6.7cm and thickness is 3.2cm.This wireless speaker is suitable for calling, driving, listening to music, office and so on.Item Name: Wireless SpeakerModel: E500Bluetooth-compatible Version: 5.0Separation: 80dBDistortion: 1% (3.7V, 1KHz, 1W)Signal-to-noise Ratio: 83dBWorking Voltage: DC3.7VCharging Voltage: DC5.0VBattery Capacity: 1500mAh(Built-in)Impedance: 4ohmDisplay: LED DisplaySpeaker: 2 x 1.5 Inch+1 x Passive RadiatorAudio Format: MP3/WMA/WAVFeatures: High Fidelity, Subwoofer, LED Digital DisplaySize Details: 13cm x 6.7cm x 3.2cm/5.12" x 2.64" x 1.26" (Approx.)Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.Package Includes: 1 x Wireless Speaker 1 x USB Cable 1 x User Manual