METAK DC_M520+D015-B Wireless Door Open Contact Sensor Alarm with 500 FT Range
🚪 500 FT Reliable Range - Because let's face it, nobody wants to miss the doorbell just because they're in the backyard pretending to garden (we see you).
🎵 58 Unique Tones - Swap out the boring 'Ding-Dong' for something that actually makes you smile—like a festive jingle or, why not, your favorite movie theme?
🔊 5 Adjustable Volume Levels - From 'shhh, the baby's sleeping' to 'hello, are you deaf?'—pick your poison.
🔋 Long Battery Life - 18 months on a single AAA battery? That's less charging than your phone needs in a week.
🛠️ Easy Installation - Stick it, screw it, or just stare at it menacingly until it stays put—your choice.
đź›’ Perfect for Any Setting - Whether you're running a boutique or just trying to keep tabs on who's raiding the fridge, this doorbell's got your back.
General specs
- Brand: METAK
- Model: DC_M520+D015-B
- Seller: Amazon
- ID: B09PH9HCPG
- Item Weight: 4.6 ounces
- Noise Level: 120 dB
- Maximum Range: 500 Feet
- Mounting Type: Door Mount
- Control Method: Touch
- Battery Cell Type: Alkaline
- Country of Origin: China
- Sensor Technology: Contact Sensor
- Batteries Included: Yes
- Package Dimensions: 4.29 x 2.95 x 2.56 inches
- Number of Batteries: 1 AAA batteries required. (included)
- Average Battery Life: 18 months
- Warranty Description: 1 Year Warranty
- First listed by seller: 3/30/25
If you are interested in more details, you can find full information on the seller's page.
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Price History for seller Amazon
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| Brand | METAK | Satisure | SanJie | SECRUI | SECRUI | |
| Model | DC_M520+D015-B | MC | 2 Sensors +1 Receiver | M508+D7 | D7 | |
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| Price | $15.98 | $14.54 | $23.79 | $21.99 | $22.99 | $18.89 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | May 28, 2026 | May 6, 2026 | May 29, 2026 | May 11, 2026 | May 8, 2026 | Mar 25, 2026 |
| Item Weight | 4.6 ounces | 5 ounces | 5 ounces | 5.1 ounces | ||
| Noise Level | 120 dB | 110 dB | 65 dB | |||
| Maximum Range | 500 Feet | 500 FT | 500 Feet | |||
| Mounting Type | Door Mount | Protruding | Door Mount | |||
| Sensor Technology | Contact Sensor | Contact Sensor | Contact Sensor | |||
| Batteries Included | Yes | No | Yes | |||
| Voltage | 3 Volts | 120 Volts (AC) | 120 Volts (AC) | |||
| Material | Plastic | ABS | ABS | |||
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