LD System Roadboy 65, active Battery Powered Speaker of hard plastic for mobile applications, 6,5" speaker, 110 dB SPL max, 25 W RMS, internal 12 V / 2.9 AH rechargeable battery (up to 5 h), CD/MP3 Player with remote control, USB/SD connections with volume control, 1 x UHF 16 channel Wireless System (863,00 - 865,00 MHZ) with handheld transmitter, 1x Mic In / Aux In / Aux Out, 2-way equalizer (Bass/Trebble), Voice Priority (Talkover), DC in (12-15 V 4A), 100 - 240 V external switch mode powersupply, internal pole mount for stands, output connection for Optional Passive speaker( 269092 LD SYSTEMS Roadboy Slave),, dimensions: 300 x 200 x 230 mm, weight 5 kg, Optional stand 281795