Wireless Doorbell with 1 or 2 Separators, Bright LED, Adjustable Volume, Long-Range Infrared Detection

Discover our infrared wireless doorbell, a versatile and reliable device for securing and welcoming visitors. Featuring five distinct functions, it offers welcome reminders, a classic ring, an alarm, colored lights, and even a nightlight. Designed with a user-friendly approach, this commercial doorbell incorporates colored LEDs with adjustable brightness, as well as adjustable alert volume. It also features a memory function for easy battery replacement, simplifying and convenient operation. Its exceptional transmission range reaches up to 280 meters in open spaces, making it ideal for large premises and upper floors. It is equipped with a dedicated 40mm alarm speaker and an 8-melody chip, capable of emitting a powerful sound of up to 113 dB. The infrared detector offers a wide detection angle of 100 degrees horizontally and 15 degrees vertically, with an effective detection range of 2 to 8 meters (this may vary depending on the ambient temperature). This product is extremely versatile and suitable for a multitude of environments: various shops, clubs, hotels, offices, factories, houses, villas, and much more. **Detailed Specifications:** **Item Type:** Wireless Doorbell **Material:** ABS **Transmit/Receive Frequency:** 433.92 MHz **Operating Temperature:** Receiver: -10°C to +60°C

* Infrared Detector: -10°C to +33°C

* **Operating Humidity:** < 80%

* **Storage Temperature:** -20°C to +70°C

* **Power Supply:**

* Receiver: 3 AA batteries (not included)

* Infrared Detector: 3 AAA batteries (not included)

**Delivery includes:**

* 1 x Receiver

* 2 x Infrared Detectors (curtains)

* 2 x Adhesive Films

* 2 x Bags of Screws

* 1 x Base Stand

* 2 x Universal Adjustment Brackets

* 1 x User Manual