Voice Intercom Doorbells, 1000m Distance Wireless Intercom Doorbells Excellent Chip Waterproof For Hospitals

<b>Voice Intercom Doorbells, 1000m Distance Wireless Intercom Doorbells Excellent Chip Waterproof for Hospitals</b><br/><b>Specification:</b><br/>Item Type: Wireless Intercom Doorbells<br>Material: ABS<br>Uses: in Homes, Hotels, Villas, Factories and Hospitals.<br>Outdoor :<br>Type of Battery:2 x Rechargeable Lithium Battery 2000mahbuilt in<br>Working Temperature: -20 degrees Celsius -50 degrees Celsius <br>Wireless Distance: 1000m Barrier Free /20-50m Barrier<br>Wireless Frequency: 410-490mhz<br>Working Hours: More Than Six Months<br>Waterproof Grade: IP54<br>Product Size:Approx. 121.5 x 61.5 x 313.mm / 4.8 x 2.4 x 1.2in<br>Indoor :<br>Working Hours: About One Week.<br>Waterproof Grade: N/A<br>Size:Approx. 125 x 70 x 56mm / 4.9 x 2.8 x 2.2in <br/><br/><b>Package List:</b><br/><p>1 x Outdoor Machine</p><p>1 x Indoor Machine</p><p>1 x Charging Base</p><p>2 x USB Cable</p><p>1 x Screwdriver</p><p>1 x User Manual</p> <br/><br/><b>Note:</b><br/>1.Indoor and outdoor units are shipped with built in batteries.<div>2.Do not place the product in an environment with excessive corrosion, humidity and high temperature.</div>

• Wide Application: Wireless intercom doorbells is widely in homes, hotels, villas, factories, hospitals, etc.
• Wireless Distance: The barrier free distance of wireless voice intercom doorbells is about 1,000 meters, which requires no internet, no wiring, and can be turned on and .
• Intelligent Design: Voice intercom doorbells adopt intelligent and humanized design, with intercom light and power light display, and the operation is clear at a glance.