Shure QLXD124/85 Handheld and Lavalier Combo Wireless Microphone System with WL185 and SM58, G50 Includes QLXD2/SM58, WL185, QLXD1, QLXD4, microphone clip, 2 zipper bags, 4 AA batteries, power supply, two 1/2 wave antennas, 2 BNC cables, 2 BNC bulkhead adapters, rackmount kit, and user guide Featuring an SM58 handheld wireless microphone transmitter, WL185 lavalier microphone and QLXD1 wireless bodypack transmitter, QLXD124/85 combines professional features with simplified setup and operation Half-rack QLXD4 Digital Wireless Receiver quickly finds open frequencies and deploys them to transmitters via the one-touch sync function Offers up to 9 hours of continuous use with 2 AA alkaline batteries (included) or up to 10 hours of continuous use with a Shure SB900 lithium-ion rechargeable battery (not included) Ethernet networking enables networked channel scanning and Wireless Workbench software integration for remote control of receiver settings from PC/Mac; remote monitoring and control from iOS devices also is available via the ShurePlus Channels Mobile App