This slim portable speaker adopts Bluetooth wireless connection for fast pairing with mobile phones and tablets, IPX4 waterproof performance adapts daily outdoor scenarios. It outputs clear audio with strong bass performance, built-in rechargeable battery supports up to 4 hours continuous playback. Equipped with party sync linkage function to connect two identical devices for enhanced stereo sound, ultra-thin lightweight body is easy to put into bags for sports, outdoor activities and daily carry use.

· Dimensions: 6.69in(H) × 3.39in(W) × 1in(D) · Weight: 0.33 pounds · Charging Port: USB-C charging interface · Wireless Mode: Bluetooth wireless connection · Protection Grade: IPX4 water resistance · Battery Duration: Up to 4 hours continuous playback · Core Function: Support dual device party sync linkage playback · Sound Performance: Clear audio with boosted bass effect · Battery Configuration: Built-in non-removable rechargeable lithium ion battery · Package Quantity: 1 unit per package