App - App nameJBL Portable appAudio features - Graphic equaliserYes - Via APPAudio features - Other audio featuresJBL Pro SoundAudio features - PresetsYes - Via APPAudio features - Supported file formatsAAC, MP3, WAVBasic Specifications - Battery LifeUp to 10 hoursBasic Specifications - BluetoothYesBasic Specifications - ColourBlackBasic Specifications - EAN1200130009433Basic Specifications - Manufacturer Guarantee2 YearsBasic Specifications - Manufacturer's Part NumberJBLGO4BLKBasic Specifications - Product TypePortable speakerBasic Specifications - WaterproofWaterproofConnectivity - BluetoothBluetooth 5.3Connectivity - WiFiNoFeatures - Other features- Auracast multi-speaker wireless connection - Built-in hang loop- Playtime BoostFeatures - ResistanceDustproof & waterproof (IP67 certified)General - Box contents- JBL GO4 Portable Bluetooth Speaker- USB charging cable- User guideGeneral - Dimensions75.7 x 94.3 x 42.2 mm (H x W x D)General - Manufacturer's guarantee2 yearsGeneral - Weight0.190 kgOverview - ColourBlackOverview - TypePortable speakerPower - Auto standby / power off modeYesPower - Battery lifeUp to 7 hoursPower - Power consumption11 WPower - Power options- Mains- Rechargeable batterySpeakers - AmplifierIntegrated class D digital amplifierSpeakers - Channels1Speakers - Frequency90 - 20,000 HzSpeakers - Impedance8 OhmsSpeakers - Output power4.2 WSpeakers - Speaker unit45 mm driver x 1