Extremely powerful BoomBox:Experience powerful 500 watt stereo sound with the NRG 500. This large Bluetooth speaker with bass box boost, delivers HiFi sound quality for an immersive music experienceParty system for the best celebration:the NRG 500 Bluetooth speaker with light is your ultimate party box with integrated light system and karaoke machine with microphone in one that transforms any celebration into a spectacleEnergy for your party:With a playtime of 6-8 hours, the NRG 500 Boom Box brings wireless momentum. The rechargeable lithium-ion battery ensures that the Bluetooth music box is large enough for any outdoor partyWaterproof and durable:thanks to IPX5 protection class, this Bluetooth speaker is waterproof and ideal for outdoor parties. The N-Gear NRG 500 Bluetooth speaker provides crystal clear sound in all weather conditionsThis Party Box Bluetooth offers everything you need for a complete sound experience:supports TF cards, AUX 3.5 mm stereo jack input and MP3 decoding. The HiFi speaker Bluetooth memory function ensures uninterrupted music enjoyment