Wireless Intercom Doorbell, Two Way Voice Talk, Long Range for Home, Office, Portable Wireless Doorbell with Two Receivers and One Transmitter, Black Model: H7A Napok

H7A wireless voice doorbell with two-way voice intercom, get know who visit your home, rather than just know someone visit your home, visitor press the transmitter button, you can press the receiver button to talk with visitor, updated version for the basic wireless doorbell. The receiver is movable with rechargeable battery, take it together with you in the kitchen? bedroom and living room, available for office too. Get reminding when visitor press the receiver button. Updated with one charge base for receiver to get charged. Updated feature for receivers, support intercom between receivers too.

1 receiver and 1 transmitter, operating at over 600 feet, enough for house and office. Easy to install and pair, enough accessories provided in package to install. Built in rechargeable battery for receiver, work
time: 24 hours with fully charged (need to charge it everyday). AAA battery for transmitter, operating time can last up to 2 months. Can't support waterproof, cover it from rain and snow. Search "Napok H7A doorbell" on youtube to get video instruction
Specification Receiver:
Power: rechargeable Li-ion battery
Work time: 24 hours after fully charged (Need to charge everyday)
Wireless frequency: 467.6375 mhz
Working temperature: -20? ~ +55?
Transmitter:
Power: 3 x AA Battery (not included)
Work time: 2 months
Wireless frequency: 467.6375 mhz
Working temperature: -20? ~ +55?
Gross weight:
approx: 5 oz
Product size: approx. 0.32 * 0.19 * 0.05 ft
Color: Silver What's in package 1 * Transmitter 2 * Receiver 1 * USB Cable (No adapter) 2 * Charging base 1 * Screwdriver 1 * Fixed Paste