The BBL Wireless Doorbell & Entrance Alert BBF-W3936 is a reliable and easy-to-install solution for homes, offices, shops, and security entrances. Designed by BBL Security Products, this wireless doorbell also functions as an entrance alert, notifying you instantly when someone arrives.
With a long wireless range, adjustable volume, multiple melodies, and visual LED indication, the BBF-W3936 offers convenience, flexibility, and dependable performance—without the need for complex wiring.
Key Features
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Wireless Doorbell & Entrance Alert – Ideal for doors, gates, shops, and offices
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Long-Range Operation – Up to 150–300m in open areas
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38 Selectable Melodies – Choose the sound that suits your environment
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Adjustable Volume Levels – Mute, Low, Medium, or High
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3 Working Modes
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Silent with LED flash
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Ring only
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Ring with LED flash
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LED Indicator Light – Visual alert and low-battery indication
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Multiple Remote Pairing – Supports up to 20 remote controls per receiver
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Easy Installation – Wall-mount receiver and adhesive or screw-mounted remote
Technical Specifications
Receiver
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Power Supply: DC 4.5V (3 × AA 1.5V batteries – not included)
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Standby Current: ≤4mA (average ≤0.25mA)
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Working Current: ≤150mA (average ≤100mA)
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Volume Output: ≥85dB (at 30cm)
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Frequency: 433.92MHz ±250KHz
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Wireless Distance: 150–300m (open area)
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Operating Temperature: -10°C to +50°C
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Use Environment: Indoor
Remote Control (Transmitter)
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Battery: DC 3.0V (CR2032 – included)
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Standby Current: ≤2μA
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Working Current: ≤25mA
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Transmission Time: 2 seconds per transmission
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Transmitting Power: +10dBm
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Frequency: 433.92MHz ±250KHz
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Operating Temperature: -15°C to +50°C
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IP Rating: IPX4 (splash-resistant)
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Use Environment: Indoor / Outdoor
Package Contents
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1 × Receiver
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1 × Remote Control (Push Button)
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1 × CR2032 Battery
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1 × Screw Pack
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3M Adhesive Sticker
Ideal Applications
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Homes & apartments
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Retail shops & offices
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Warehouses & reception areas
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Security entrances & service counters