Mixer Stand Holder for the Expedition XP1000 and XP510i Portable PAs. The SMS1000 Mixer Stand Holder is the ideal accessory for Samson's Expedition XP1000 and XP510i Portable PAs, custom-designed to fit either system's mixer. The SMS1000 mounts to any standard microphone stand, allowing for custom placement of the mixer. With a solid metal design, the mixer stand is built to handle heavy and constant use. Samson's SMS1000 Mixer Stand Holder provides exceptional convenience to PA users everywhere, allowing for audio level adjustments to be made without interrupting ongoing performances.