Product detailsBluetooth:v4.2+EDR(A2DP)20000Ah Battery?Powerful speakers?with breadth-taking strong?BASS?and surround sound. 85mm + 185mm Dimension Loudspeaker, Bi-amp, Passive radiators.Very long-lasting battery life for longer music play.Advanced Wireless Technology – perfect for all bluetooth devices.Compact & Portable – easy to carry, Perfect for home and outdoor events.Handsfree Call ; built-in HD microphone for phone calls, voice-enabled speakerphone, One-key call button.Multiple Play modes – Bluetooth, Aux-in, SD card, & USB drive player.WATER RESISTANT IPX5: Splashproof, rainproof, dustproof, sandproof; outdoor speakerPowerful speakers with breadth-taking strong BASS and surround sound.85mm + 185mm Loudspeaker, Bi-amp, Passive radiators.Very long-lasting battery life for longer music play.Advanced Wireless Technology – perfect for all bluetooth devices.Compact & Portable – easy to carry, Perfect for home and outdoor events.Handsfree Call ; built-in HD microphone for phone calls, voice-enabled speakerphone, One-key call button.Multiple Play modes – Bluetooth, Aux-in, SD card, & USB drive player.WATER RESISTANT : Splashproof, rainproof, dustproof, sandproof; outdoor speaker20000Ah Battery?Powerful speakers with breadth-taking strong BASS and surround sound.85mm + 185mm Loudspeaker, Bi-amp, Passive radiators.Very long-lasting battery life for longer music play.Advanced Wireless Technology – perfect for all bluetooth devices.Compact & Portable – easy to carry, Perfect for home and outdoor events.Handsfree Call ; built-in HD microphone for phone calls, voice-enabled speakerphone, One-key call button.Multiple Play modes – Bluetooth, Aux-in, SD card, & USB drive player.WATER RESISTANT IPX5: Splashproof, rainproof, dustproof, sandproof; outdoor speaker10000Ah Battery. DC5V