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Support

Contact us

Questions about a camera, an order or a setup problem? Send us a message and we will get back to you within one business day.

This is a static showcase page: the form is for layout review only and does not send any data. Email us directly at cmsd1978@sina.com to reach a human.

Warm tips: due to the time difference we may not be able to reply right away, but once we receive your message we will get back to you — by reply or by call — within one business day.

Email us

cmsd1978@sina.com

The fastest route for order and product questions.

Call us

+86 137 1388 1316

Available during China business hours (GMT+8).

Business address

Room 807, Building A, Gangzhilong Technology Park Business Center, No. 6 Qinglong Road, Qinghua Community, Longhua Street, Longhua District, Shenzhen, Guangdong, China 518109

Registered business location.

Before you write

Most setup questions already have an answer in the FAQ — WiFi band switching, motion sensitivity and finding full-length recordings are the three most common.

Open the FAQ