– Special Touch Doorbell.
– 28 chord ringtones optional.
– Adjustable indoor ringtone volume in 4 levels.
– Ultra-long distance remote control, stable signal.
– Use obstacles between two walls at 20-30 meters.
– Simple appearance design, elegant, unique style.
– Full-digital frequency modulation technology, never code stringing.
– Ultra low-power consumption design, power saving & lasting, energy saving and sustainable use.
– As an intelligent doorbell different from traditional wirless doorbell, this product with simple operation, convenient use and stable signal transmission, applies to apartment, villa, unit family, hospital and other occassions.Specification:
Ringtones: 28 Chord Music
Working frequency: 433.92Mhz ± 200Khz
Receiver working voltage: AC 110V-220V
Transmitter working voltage: DC 12V/23A Battery
Transmission Distance: 180 meters in open area
Working temperature: -10℃~55℃ (Receiver), -20℃~65℃ (Transmitter)
Plug: UK Plug, US Plug, AU Plug
Transmitter Size: (L) x (W) 71 x 43mm /2.8” x 1.69”(appr.)
Receiver Size: (L) x (W) 92 x 58mm /3.62” x 2.28”(appr.)
1 x Transmitter
1 x Receiver
1 x Alkaline Battery
1 x Double-faced glue
1 x Pack Screws
1 x English ManualDetail Pictures:
7757 US PLUG, 7758 UK PLUG, 7759 AU PLUG