Vox Adio Air BS 50W Modelling Bass amp with bluetooth. RRP $499. One only at this price. 

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Wow! This is a nifty and gutsy unit. 
Bass players, meet your new favorite practice companion This compact combo is equipped with stereo 3" speakers and driven with an impressive 50 watts of power. It packs a range of vibrant amp models and expertly-tuned effects. From fat clean tones to grinding rock and metal, you'll have inspiring sound wherever you go. And the Adio Air BS is a great-sounding playback platform for your portable devices via Bluetooth — you can even control the amp remotely from your devices via Bluetooth MIDI. Hear the 11 amp models including 2 synth ones here: https://www.sweetwater.com/store/detail/ADIOAIRBS Then there are the effects - comp, wah, chorus, fuzz and your usual reverb/delay ones. 

All in all a very impressive box.