ECOXGEAR: EcoJourney Bluetooth Speaker with Dry Storage 50+ Hours of Playtime 100% Waterproof IP67 Rugged and Loud(Gray)

Line-In for MP3 Songs Compatible with Audio Output Devices Works as Loudspeaker Via Audio Cable With 3.5mm AUX-IN 53mm Full Rare-earth High Magnetic Speaker Clear High-pitched Sound Pure Alto Sound, Vigorous Bass Built-in Lithium Battery Built-in Microphone Supports Handsfree Function Ideal for Use at the Office, Home, and Outdoor

• 110dB OF AUDIO - engineered for your outdoor lifestyle; The EcoJourney utilizes a 3-way marine grade speaker system to provide deep bass and clear vocals; The built-in ECOCAST feature allows up to 50 ECOXGEAR speakers with ECOCAST to connect together, although one EcoJourney is more than enough for any party
• 100% WATERPROOF AND DUSTPROOF - meets IP67 international standards, no worries with rain, sand, or snow; Drop it in your pool, lake, or ocean - no worries, it floats
• BATTERY LASTS FOR DAYS - up to 50 hours of playtime at average listening levels, 10 hours at peak volume; The built-in 8-cell 20,000mAh battery will also charge your devices multiple times