Adjustable intercom volume & melody volume
Rain-proof design outdoor station
Rechargeable via Mini USB
Auto IR night vision
Wireless connectivity, 2.4 GHz digital wireless frequency and encryption technology, up to 150 meter wireless distance, auto IR night vision, 7 inch TFT LCD screen, time and date display, built-in memory with 100 pcs photo capacity, adjustable intercom volume and melody volume.