The Zoom BTA-2 Bluetooth Adapter is a compact transmitter and receiver designed to wirelessly connect your smartphone to compatible Zoom PodTrak recorders, including the P4, P4next, and P8. It enables remote interview recording through mobile apps and connects directly to the dedicated smartphone channel for easy setup. The adapter features 3.5mm and 2.5mm TRRS connectors for reliable integration while reducing the need for cables.