Wireless Doorbell Intercom Rechargeable Smart Intercom Doorbells for Home Real-Time Two-Way Communication 3 Volume Levels 1000m/3280ft Long Distance Waterproof Electronic Doorbell Chime for Home Office ( Item#: HS7009-B-1 )

Features:
【Long Range Communication】: This wireless intercom doorbell boasts a tested communication range of up to 1000m/3280ft, making it perfect for large homes, hotels, villas, factories, and hospitals. It ensures clear and reliable communication from the 1st to the 8th floor, providing convenience and security for your property. The doorbell also comes with a user-friendly design, including intercom light and battery light indicators for easy operation.
【Easy Installation & Use】: With no need for wiring or internet connection, this wireless telephone intercom doorbell is easy to install and use. It features a slim design with a thickness of only 18mm, providing a comfortable hand feel. The doorbell also features a high-gloss UV surface treatment for a premium feel and durability.
【Customizable Ringtones & Volume】: Choose from 38 different ringtones to suit your personal preference. The doorbell also allows for 3-level volume adjustment for both ringtones and call volume, ensuring that you never miss a visitor.
【Long Battery Life】: Both the outdoor and indoor units are powered by 1800mAh rechargeable batteries. The outdoor unit can work for about 8 months with normal use (5 presses per day, 2 minutes per call), while the indoor unit can work for about 3 days and can be continuously charged on its charging base.
【Sturdy & Weatherproof】: The outdoor unit of the intercom doorbell is rated IP54 for water resistance and comes with a rain cover, allowing it to be safely installed outdoors. The indoor unit, however, is not waterproof and should be kept indoors.

Specifications:
Power Supply Method: Rechargeable lithium battery
Working Temperature: -20 ° C to 55 ° C
Transmission Distance: About 1000m/3280ft of open space, 20-100m/66-328ft of partition walls, floors 1-8
Working Frequency: B-gear frequency 462MHz, A-gear frequency 434MHz
Working Hours: Charging the outdoor unit once takes about 8 months, while charging the indoor unit once takes about 3 days
Charging Time: Approximately 5 hours when fully charged
Music Ringtones: 38 ringtones
Ring Volume: Level 3 adjustment (standby machine volume adjustment key)
Call Sound: Level 3 adjust call size (adjust volume key during call operation)
Outdoor Unit Waterproof Grade: IP54
Indoor Unit Waterproof Grade: None
Battery Capacity: 3.7V/1800mAh
Product Colors: White, Black (optional)
Product Quantity: 1 Outdoor Unit with 1 Indoor Unit, 1 Outdoor Unit with 2 Indoor Units (optional)
Outdoor and Indoor Unit Hosts Size: 116 * 56 * 18mm/4.6 * 2.2 * 0.8inch
Waterproof Cover Size: 121.5 * 61.5 * 31.3mm/4.8 * 2.4 * 1.3inch
Charging Dock Size: 70 * 56 * 29mm/2.8 * 2.2 * 1.1inch
Attention:
1. The outdoor unit calls the indoor unit, and after the indoor unit presses PTT to hang up, the outdoor unit delays for 30 seconds to stop ringing;
2. The outdoor unit calls the indoor unit, but there is no response or ringtone from the indoor unit. The channel needs to be re paired;
3. When the indoor and outdoor machines are turned off, hold down the PTT key of the indoor machine and do not release it. The outdoor machine operates synchronously. When the indoor machine shows a white flash, release it and the matching is successful.
 
Note:
Due to the different display screen and light effect, the actual color of the item might be slightly different from the color showed on the pictures.
 
Package List:
1 * Outdoor Unit
1 * Indoor Unit
1 * Instructions
1 * Screwdriver
1 * USB Data Cable
1 * Wall Tape