•Bluetooth-compatible 5.0+ EDR, compatible with all Bluetooth-compatible devices. Built-in microphone, very convenient for answering/making calls •5W high power, built-in 360° stereo sound •Simple button control, you can press the button to turn on/off, play/pause, switch modes, skip songs, adjust volume, etc. •Supports music files in MP3, WMA, WAV, FLAC, and APE formats •TWS function, two speakers can be connected and combined to create a wireless stereo sound system •Built-in 500mAh battery, can play music for a long time Specifications: •Bluetooth-compatible version: 5.0 •Waterproof grade: IPX5 •Frequency response range: 60Hz-15KHz •Signal-to-noise ratio: ≥85dB •Number of horn: 1 •Shell material: metal •Size: Φ46 x H 39.3mm •Charging time: About 2.0 hours •Playback duration: Approx. 4.0 hours (70% volume) •Battery capacity: 3.7V/500mAh •Bluetooth-compatible transmission distance: About 10 meters •Charging interface: TYPE-C Package included: •1 x Speaker •1 x Charging Cable •1 x English and Chinese User Manual •Other items not include