JBL Original Pro Sound - 3-way speakers deliver low distortion and sharp acoustics. Monstrous bass finishes off sound for a rich audio spectrum. Up to 24 hours of playtime on a single charge for all day use. IP67 Dust and waterproof so you can bring it with you rain or shine. Connect up to 2 smartphones or tablets at once via Bluetooth. PartyBoost - pair two JBL PartyBoost compatible speakers for stereo sound. JBL Portable app. Rechargeable 10000mAh 7.26V Lithium-ion Polymer battery. Power: 100-240V 50/60Hz. Includes AC power cord.