Brand: JBL Model:JBLXTREMEBLKEU Color: Black Bluetooth Version 4.1 19V 3A Powr Supply High-capacity 10,000mAH rechargeable Battery Speakerphone SPlashproof/JBL Connect/JBL Bass Radiator Voce Assistant Integration SPECIFICATION Brand: JBL Model:JBLXTREMEBLKEU Color: Black Bluetooth: Yes Battery Type: Lithium-ion Polymer (37Wh) Battery Charge Time: 3.5 hours @ 5V1A Music Play Time: Up to 15 hours (varies by volume level and audio content) Frequency Response: 70Hz – 20kHz Bluetooth: Version4.1 Support: A2DP V1.3, AVRCP V1.5, HFP V1.6, HSP V1.2 Power Supply: 19V 3A Single USB Charge Out: 1 x 2A Dual USB Charge Out: 2 x 1A Bluetooth Transmitter Power: 0-4dBm Bluetooth Transmitter Frequency Range: 2.402 – 2.480GHz Bluetooth Transmitter Modulation: GFSK, π/4 DQPSK, 8DPSK Signal-to-Noise Ratio: 80 dB Frequency Response: 70Hz – 20kHz Transducer Woofer: 2 x 63 mm Dimension (K x L x S): 126 x 283 x 122 mm Weight: 2.112 kg FEATURES Wireless Bluetooth Streaming High-capacity 10,000mAH rechargeable Battery Speakerphone SPlashproof JBL Connect JBL Bass Radiator Vioce Assistant Integration Brand JBL SKU 117513_NP-1020356309 Model JBLXTREMEBLKEU