Stereo portable speaker Cylinder Black, White Wireless Bluetooth Built-in battery Lithium-Ion (Li-Ion) 14 h 1 pc(s) Loudspeakers Driver diameter 4 cm Number of passive radiators 2 Passive radiator size (W x D) 46.1 x 65.2 mm Number of drivers 2 Audio Sensitivity 86 dB Ports & interfaces USB charging port Yes AUX in No USB connectivity Yes USB connector type Micro-USB B 3.5 mm connector No Bluetooth range 40 m Bluetooth profiles A2DP Bluetooth version 5.0 Bluetooth Yes Wi-Fi No Connectivity technology Wireless Design International Protection (IP) code IP67 Hook Yes Protection features Dust resistant, Water resistant Volume control Buttons Product colour Black, White Product design Cylinder Product type Stereo portable speaker Performance Stereo pairing mode Yes FM radio No Built-in microphone No Card reader integrated No Recommended usage Universal Power Battery recharge time 2.6 h Battery life (max) 14 h Battery technology Lithium-Ion (Li-Ion) Battery type Built-in battery Power source