HeoZ - Model HZ-VP07OW -Vandal proof intercom

1. The Vandal Proof Intercom is made of robust SUS304 housing (SUS316 optional). 2. Wall-mounted intercom (Embedded optional). 3. The waterproof grade is IP55/IP65. 4. Induction loop optional. 5. Dry relay contact for auxiliary control. 6. Crystal tone quality, echo cancellation. 7. Mainboard compatible with electret microphone and dynamic microphone. 8. Lightning protection to ITU-T recommendation K21.