• Long Range - Range up to 300m in open area without obstacles allows you to hear the chime and open the door in time.
• Waterproof and Dustproof - Waterproof rating ensures perfect use on rainy days. The slim flat screen makes it easy to clean dust. Just put it outside for your convenience.
• 38 Different Ringtones and Adjustable Volume - The doorbell offers 38 chimes and 3 adjustable levels (can be muted) (0-85dB) to meet your needs. Flashes with audible warning indicators easily recognized by the hearing impaired.
• Easy to Install and Use - Just plug the receiver into an outlet (no battery needed for the main receiver). The transmitter (after inserting the battery) can be attached to the door frame with tape. Just place the chime where you need it and you're ready to go.
• Multiple Uses - Suitable for homes, apartments, offices, villas and more. With our doorbells, you can train dogs and calm classrooms, while the elderly and disabled use the doorbells as pagers! You can even hear the sound from the garden so you don't miss any visitors.

Description:
Type: Doorbells
DIY Supplies: Electrical.
Doorbell Type: Wireless
Power Source: AC, Battery
Model Number: A10BB
Power Supply: 110V-220V-240V
Operating Frequency: 433 MHz
Ringtone: 38 Ringtones
Certificates: CE, FCC, Rohs
Waterproof: Yes
Power Source: EU Plug
Battery Mode: 12V 23A battery (battery not included)
Receiving Distance: 300m distance (in open area)
Usage of premises: home office villa hospital school factory

Strong points:
1. Press the setting button to overlay the code in code mode
2. The screwless transmitter is designed to be waterproof and dustproof
3. The double side of the circuit board can sleep the micro-level chip reserve
6. Frequency 433MHz, others can The frequency can be adjusted
7. Receiving distance: 300m (open area)
8. Volume: 3 files (can be muted) 0-85db
9. Ringtones: 38 pieces
10. Emitter: 75X51X20MM
11. Receiver: 95X65X24MM


Package included:
1 x outdoor transmitter or 1/2 x indoor receiver (without battery)