Changsong Electric Co., Ltd.  

Product Name: High Quality Remote Control Doorbell Model NO.: CSGF2938 Power Source: Battery Waterproof: Waterproof Brand: Changsong Application Scope: Home Wireless Video Doorbell Function: Outdoor Monitoring Active Doorbell: Wireless Video Doorbell Wireless: Wireless Peephole: Peephole Automation: Automatic Talkback Type: Black and White Video Style: One-to-Many Type: Remote Doorbell Trademark: Changsong Transport Package: Standard Export Packing Specification: 86 Origin: Zhejiang, China Product Description SPECIFICATIONS:Power: Remote-control: 12V/DCSound volume: >55dbReceiving: 220V/AC-240V/AC 110V/AC~130V/ACSound type: "dingdong"Frequency: 315MHz 433MHzDistance:≥80m (open position)