2 Way Voice Intercom, 2 Pcs Wireless Intercom Unit Super Long Range Wireless Intercomunicador Waterproof Intercom Doorbell System Unit for Household, Office, Laboratory Environment

1. DOORBELL UNIT: The pack contains 2 pcs doorbell system units, which can switch between ringtone call and intercom mode.
2. INTERPHONE FUNCTION: The two units can be used as interphones for two way talk without shouting at home.
3. LONG RANGE: The transmission distance of the voice intercom device can achieve 1000m in open area and 20 to 50m through wall, highly practical.
4. INDICATOR LIGHT: The voice intercom units are humanized designed with intercom light and power light, users can see clearly at a glance.
5. LONG BATTERY LIFE: The 2 way voice intercom has built in large capacity battery, adopts intelligent power saving chip, with long battery life.

Specification:
Item Type: 2 Way Voice Intercom
Material: ABS
Model: H8
Battery: 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 55?
Transmission Distance: 1000m in open area, 20 to 50m through wall
Operating Frequency: 410M to 490M

How to Use:
Install and turn on to use.

packing list:
2 x 2 Way Voice Intercom
2 x Base
2 x USB Cable
1 x User Manual