When you press the button, the device will notify you at a distance with sound and light. Wireless reach: Outdoor line of sight distance approx. 180m (indoor approx. 90m)
Melody sound types: 64 sounds (chimes, melodies, voices, sirens, etc.)
Power supply (receiver): 3 AA alkaline batteries (sold separately) or AC adapter (X0505, sold separately),
Weight (receiver): 87g (excluding batteries)
Set contents: Receiver (XP700), call button (XP10A)
