The Power Plus Lectern with Wireless Headset mic (Medium Oak) The Model #111PLS Power Plus 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 and an amplifier that works with OS wireless microphones. Multimedia capabilities include simultaneous usage with two wired and one wireless (optional) microphones. This sound lectern comes complete with a handheld mic with 9' cable and a tie-clip/lapel mic with 10' cable. 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.