Woot! has a JBL Partybox portable karaoke machine on sale
JBL PartyBox 310 - Wireless Bluetooth Party Speaker with Built-in Dynamic Lighting, Karaoke Mode, Powerful Bass and JBL App Support, in Black : Amazon.co.uk: Musical Instruments & DJ
JBL Partybox
JBL PartyBox 100 | Powerful portable Bluetooth party speaker with dynamic light show