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technical parameter
receiving distance: 200-300 meters
low sensitivity :5-8 m
medium sensitivity :8-12 m
high sensitivity :13-16 m
operating band :433mhz fsk detection angle :120°
battery type :3.7v/500ma
solar panel specification: monocrystalline silicon 5.5v 100ma
receiver operating voltage: 110-240v
transmitter voltage: dc 5v music: 38 songs
volume: four-gear volume adjustment (high, medium and low mute)
prompt you can set sound and silent sound: sound + indicator silent: indicator
receiver size: 85*85*26mm
transmitter size: 150*90*43mm
net weight: 480g.syi