1. 380TV lines clear picture display
2. Tiny size for discreet observation & portability
3. Channel scan and channel skip for multi-camera usage
4. Built-in microphone for audio monitoring
5. Min. 100m transmission distance without block
The product works on the license-exempt 2.4GHz industrial, scientific, and medical(ISM) frequency band. The band is license-free status streamlines implementation and compliance world wide, as no permits or fees are required for equipment setup or use.