Tronsmart Force Pro series waterproof portable speaker with 60W output power. Broadcast Mode to Sync Sound Across 100+ Speakers. SoundPulse® technology. It is distinctively rectangular and compact in size. Support Alexa & Google Assistant.  IPX7 water resistance rating. Connection Distance: 20m/65ft. Up To 15 Hours of Playtime. Battery Capacity: 10000mAh. Input: Type-C charging port. Warranty: 1 Year.