Power Plus Lectern with Wireless Headset mic is attractive, affordable and proven as a bestselling OS sound lectern. Its 30-watt amp is ideal for venues like smaller conference rooms, meeting halls, auditoriums and cafeterias. Large 20.5" wide by 6" deep shelf space provides convenient storage. The unit includes a handheld mic with 9' cable and a factory-installed gooseneck mic holder, a tie-clip/lapel mic with 10' cable, a Wireless headset mic and an amplifier that works with OS Wireless microphones. Multimedia capabilities include simultaneous usage with two wired and one Wireless microphones. It operates either by AC plug or with optional battery model PS12-V and features input jacks for CD players, extension speakers, recording outputs and playing MP3s. Ships fully assembled.