2 Way Doorbell Intercoms for Home Office Business Classroom, Wireless Waterproof Door Intercom System for One Button to Talk, 3 Volume Levels,One Button to Ring, 38 Ringtones with FCC (WHITE)

Additional Details from the Manufacturer

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More features

• 2-in-1 Doorbell Wireless Intercom System-You can press outdoor intercoms Call Button or use the PTT button for speaking.The outdoor unit is equipped with a waterproof rain cover to prevent your outdoor unit from being damaged by water.In addition, we have paired them before leaving the factory, so you don't need to pair doorbell intercoms
• Long-Range Wirelessr Room to Room Door Intercoms - Enjoy crystal-clear communication . No WiFi/Bluetooth needed - the strong signal penetrates walls effortlessly. Working temperature: -20 degrees to 55 degrees.Meet your daily needs
• Long-Lasting Rechargeable System – The doorbell intercom device is powered by a high-capacity 1800mAh battery. The indoor unit is equipped with a charging base. If you press it 5 times a day and the call lasts 2 minutes each time after full charge , it can work for about 8 months. The indoor unit works for about 3 days. ( Tip: Keep indoor unit docked when not in use for uninterrupted readiness.)
• Customizable Alerts & Volume Control – A 2-way voice intercom can be chosen from 38 unique ringtones and 3 adjustable volume levels (High/Medium/Low). Bright LED indicators display battery life and incoming calls for at-a-glance status updates
• Certified & Ready to Use – Our intercom system is FCC/CE certified for safety and reliability. Just set both units to the same channel (A or B) and enjoy instant communication – no complicated setup required. We don't need WiFi or Bluetooth connection. Easy to use