The Expedition Escape+ delivers huge sound in a compact package. This wireless, rechargeable speaker is light enough to carry with one hand (weighing just under 10.5 pounds), while packing plenty of power to fill a room of up to 50 people. Stream audio from any Bluetooth device for up to 20 hours on a single charge to make those post-game tailgates rage on into the night. Samson Expedition Escape 50 Watt Portable Rechargeable PA System Features All-in-one portable speaker system that weighs just under 10.5lb Internal rechargeable battery for up to 20 hours of continuous use Class D amplifier produces 50 watts of power Bluetooth connectivity to connect wireless music sources 2-channel mixer with master volume control 1/4" Mic input (with independent volume control) for microphones and line level devices 1/8" (3.5mm) Aux input for line level devices 2-way speaker enclosure with 6" woofer and 1" tweeter USB wireless port for use with Samson XPD Series USB Digital Wireless Systems (sold separately) Rugged polypropylene enclosure with integrated carry handle Tilt-back design for sideways positioning 1 3/8" speaker stand mount Packed with Power Built on Samson's legacy of designing large PA speakers for live music, the Expedition Escape+ delivers rich, dynamic sound from its tuned, 2-way speaker enclosure and advanced 50-watt power amplifier. More than a Speaker A 2-channel mixer offers a 1/4" microphone input for adding a wired mic to the equation, while a 1/8" (3.5mm) Aux let's you connect an audio player or other line level device. Go Completely Wireless Additionally, the mixer includes a USB wireless port to integrate a Samson XPD Series USB Digital Wireless Systems (sold separately) and enjoy the benefits of a completly wireless audio solution to host your event or even the ultimate karaoke experience.