Main Feature:
·Digital voice recorder built-in (10~20 seconds recording capacity)
·Motion detector built-in
·Plays back your pre-recorded voice/sound/music when a visitor comes in
·Powered by 3 x AAA batteries (not include)
Specification:
·weight:100 g
·size:10.5*7.5*6.5 cm
Package:
·1 x Recordable devices frog welcome