Feature:1. Portable ring for easy carrying.2. Mesh cover for protect speaker from water, dust, shock.3. IPX5 waterproof, dustproof, shockproof.4. Big power with loud adjustable volume.5. Call function, noise canceling microphone makes you answer calls without reaching your phone.6. FM receiver makes you listen radio freely.7. Support TF Card or misro SD Card up to 32G, support AUX, support USB 2.0 Disk.8. Easy button control, you can press buttons to turn on/off, play/pause, switch mode, skip songs, adjust volume etc.9. Bluetooth-compatible 5.0, compatible with all Bluetooth devices.10. 500 mAh battery for up to 6 hours of playtime at normal volume on a full charge.11. Can be the phone set. Specification:Bluetooth-compatible: 5.0Bluetooth-compatible distance: <33FtSupport: FM, TF card input, U disk input, 3.5mm audio inputExtended memory: 32G(Not included)Battery capacity: 500mAhCharging Time: 1 hoursListening/Talking time: 4-6 hoursWaterproof level: IPX5Charging parameters: 5VSupport music format: MP3, wav, wma, Flac, APEFrequency response: 100Hz-20KHzSignal to noise ratio: 95dBDistortion rate: <1%Material: ABSColor: Black, Blue, Red, CamouflageProduct size: 94*94*107mmProduct net weight: 330gpackageSpeaker*1USB Cable*1Audio Cable*1User Manual*1