Samson Expedition Express Rechargeable Portable PA is packed with incredible features, including Bluetooth connectivity and a built-in 3-channel mixer. It also comes complete with a wired handheld dynamic microphone for delivering impromptu performances and professional presentations in any environment. Such versatility, combined with clean, crisp audio, makes the Expedition Express an all-in-one solution for classrooms, conferences, tour groups, parties, as well as a variety of outdoor applications.