Super Long Range 2 Way Voice Intercom Waterproof Wireless Doorbell System Unit

FeatureDOORBELL UNIT: The pack contains 2 pcs doorbell system units, which can switch between ringtone call and intercom mode.INTERCOMUNICADOR FUNCTION: the two units can be used as intercomunicador for two way talk without shouting at home.LONG RANGE: The transmission distance of the voice intercom device can achieve 1000m in open area and 20 to 50m through wall.INDICATOR LIGHT: The voice intercom units are designed with intercom light and power light, users can see clearly at a glance.LONG BATTERY LIFE: The 2 way voice intercom has built in large capacity battery, adopts power saving chip.Item Type: 2WayVoiceIntercomMaterial: ABSModel: H8Battery: Rechargeable Lithium Battery 3.7V 2000mAh (Built in)Use: Widely used in household, office, laboratory environment, medical treatment, etc.Basic Parameter:Working Temperature: -20 to 55Transmission Distance: 1000m in open area, 20 to 50m through wallOperating Frequency: 410M to 490MPackage List2 x 2 Way Voice Intercom2 x Base2 x USB Cable1 x User Manual