BELLA-6 DOORBELL
– Intelligent alarm sensor wireless doorbell.
– Volume: 70-80db (3 steps, low.middle,high).
– Sound: 36 melodies.
– Transmitter Voltage: 4.5V DC 3xAAA (are not included).
– Receiver Voltage: 3V DC 2xAAA (are not included).
– Sensor transmitter: 2 options, 1. stand alone alarm sound, 2. use with the receiver.
– Working frequency: RF 315MHz / 433.92MHz.
– Detection angle: 100o adjustable.
– Detection distance: 3-7m.
– Receiver/Transmitter Range: 130-150m (in open spaces).
– White Color.