LD Systems Roadman 102 Headset, Active Battery-Powered Speaker, Made from shock-resistant plastic for mobile applications, Speaker components: 10"" / 1"", Max. SPL (sound pressure level): 115 dB, Power: 100 W RMS, Frequency response: 70 - 16,000 Hz, Built-in battery (up to 5 hours battery life), CD/MP3 player with remote control, USB/SD port and volume control, 1x UHF PLL 16 CHN wireless receiver (frequency range: 863.00 - 865.0 MHz), Includes a pocket transmitter with condenser headset, 2x Mic/Line combo input, Speech/Music switch, 1x XLR input, 1x XLR line output, RCA LR input and output, Speaker jack outputs, 2-Band equalizer (bass/treble), Switchable voice priority (talkover), DC input: 24-32 V / 4 A, 100 - 240 V internal switched-mode power supply, Integrated flange mount, Output for optional slave box, Dimensions: 355 x 610 x 315 mm, Weight: 19 kg, Available slot can house a second wireless microphone unit, Wireless system - No license is required and no charges are incurred when used anywhere in Europe, Suitable second receiver available under Article Nr #296083#; suitable handheld transmitter available under Article Nr #297509# (both are are included, must be ordered separately), Suitable cover available under Article Nr #320485# and Article Nr #493423# (both are not included, must be ordered separately)