Palm-Size, 15W Powerful Sound with BassUp 2.0: This ultra-compact portable speaker packs 15W powerful output and 92 dB peak loudness. BassUp 2.0 technology produces deep, punchy bass that defies its small sizeno more sacrificing sound quality for portability. 24-Hour Battery with Battery Display: This portable speaker delivers 24 hours playtime on a single chargeperfect for outdoor activities from sunrise to sunset. Plus, the real-time power display shows the exact battery level so you never get caught off guard by low power. 2-in-1 Mount Strap for Versatile Outdoor Use: Dual-slot strap transforms between clip mode (attach to backpack/bike) and strap mode (for holding). Made of soft, tear-resistant silicone, it attaches securely and is a versatile option for any outdoor scenario. IP68 Waterproof + 1-Meter Drop Protection: As a rugged waterproof speaker, Boom Go 3i is certified IP68 for complete dust and waterproof protection. Plus, it's been tested to withstand drops of up to 1 meter (