Shure GLX-D Handheld Transmitter (Beta 58 Mic Capsule) Z2
Amazon.com: Shure BLX288/B58 Wireless Microphone System for Two Vocalists with BLX88 Dual Channel Receiver and 2X BLX2 Handheld Transmitters with BETA 58A Mic Capsules Optimized for Lead Vocals - H10 Band :