The DWZ Series Digital Wireless Headset & Lavalier Set from Sony includes a ZTX-B02RC body pack transmitter, a ZRX-HR70 half-rack receiver, an ECM-HZ1UBMP cardioid condenser headset mic and an ECM-LZ1UBMP cardioid condenser lavalier mic. The set operates on a 2.4GHz bandwidth and it can be used for a variety of presentation applications requiring a wireless setup.

The ZRX-HR70 half-rack receiver features a 5-band graphic EQ and includes one XLR output and two 1/4" TS outputs. Its LCD display provides access to clear channel scan and manual channel selection. Additionally, it gives information on remaining transmitter battery life, diversity reception RF levels, audio metering, EQ status, and channel selection. The set is capable of 24-bit Linear PCM quality digital audio and features AES 128-bit encryption as well as an intelligent feedback reducer.