ATW-RC13 Rack-mount receiver chassis, ATW-RU13 x2 receiver unit and ATW-T1002 x2 handheld dynamic unidirectional microphone/transmitter.

Specifications
Overall System
Operating Frequencies
2.4 GHz ISM band (2400 to 2483.5 MHz)
Frequency Response
20 Hz to 20 kHz Depending on microphone type
Operating Range
60 m (200') Open range env. with no interfering signals
Total Harmonic Distortion
<0.05% typical
Operating Temperature Range
0° C to +40° C (32° F to 104° F) Battery performance may be reduced at very low temperatures

Key Features:
For Two Presenters or Performers
2 x Hypercardioid Handheld Mics
Receiver Link for Multichannel Setup
2 x Triple-Diversity Rackmount Receivers
Remote-Mountable Antennas
7 Hours on AA Batteries
Expandable to 10 Mic Channels/200′ Range