Features:
1. Tone code security, compression circuit.
2. International EIA standard 19" full rack or 9.5" half rack frame.
3. Operating range is 10m, External sensor can effectively enlarge the  operating range.
4. Rechargeable handheld microphone.

specifications:

01. Frequency Mode: infrared 02. Receiving Frequency: Channel A:2.35MHz                                               Channel B:2.85MHz 03. AF Output: 100mW 600Ω 04. Power Source: DC 18V 500mA 05. Dimension: 260×122×51mm