the box MBA120W MKII PTPT, Compact Mobile Speaker Amplifier with 2 Microphone Headsets and Bluetooth, Power: 120 W, USB player for MP3 or WAV files, Bluetooth connection, 2 UHF wireless systems (863-865 MHz), 2 Bodypacks with microphone headset, 3 Inputs for wired sound sources: 2x Mic/Line, 1x Stereo Line, Line output: 6.3 mm Jack, Operates via mains power or built-in battery, Average battery operating times for music: Approx. 4 hours, Average battery operating times for speech: Approx. 6 hours, 35 mm Stand flange mount, Dimensions (W x H x D): 360 x 567 x 290 mm, Weight: 19 kg, Includes a transport trolley and an IR remote control, Suitable cover available under Article Nr #382254# (not included, must be ordered separately), Suitable rain cover available under Article Nr #382255# (not included)