Features: When there are visitors, you can make video and audio calls and make short video recordings.? You can know the information without opening the door. WiFi wireless connection, with ultra-low power consumption; Remote active wake up and quick start; Specifications: Wake-up mode: doorbell button/ PIR human body detection/ mobile phone Alarm push: rapid push within 3-5 seconds Low-power solution: Hass LiteOS Low-Power Solution Online users: multiple users can watch online at the same time Processor: Hi3518E Programmable Media Hass processor with built-in ARM926 at Max. 440MHz and high-speed video coprocessor Sensor performance: automatic white balance, automatic gain control, automatic backlight compensation Signal to noise ratio: >390B Lens angle of view: 1.7mm at F2. 4/166¡ã Night vision: dual filter automatic switching, 6pcs 850Nw 28Mn Dia high-power infrared lights, night vision 10 meters Resolution: 720P Intercom: Two-way voice intercom, with echo cancellation Wireless Network: 802.118/c/N Wireless Network Security: WPS Security Encryption Wireless connection: One-click WiFi Recording mode: motion detection recording, doorbell button trigger recording, manual recording Memory: support up to 32G TF card (not included) Power supply: 2 x 18650 batteries (not included) Standby Current: 400uA Operating Current: 200mA Operating temperature: -10~ 50¡æ Working humidity: <95% Installation method: door wall installation Material: ABS plastic + electronic components Product size: 144 x 74.5 x 32.3mm/5.67 x 2.93 x 1.27" ? 
1 x Smart Wireless WiFi Visual Doorbell 1 x Pack of Installing Screws 1 x User Manual ?               
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1. WORLDWIDE SHIPPING. (Except some countries and APO/FPO) 2. Orders processed timely after the payment verification. 3. We only ship to confirmed order addresses. Your order address MUST MATCH your Shipping address. 4. The images shown are not the actual item and are for your reference only. 5. SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit time may vary, particularly during the holiday season. 6. If you have not received your orderafter 30 days from payment, please contact us. We will trace your order and get back to you asap. Our goal is customer satisfaction! 7. Delivery Time:   
1. You have 7 days to contact us and 30 days to return it from the date received. If the item is in your possession more than 7 days, it will be considered used and WE WILL NOT ISSUEA REFUND OR REPLACEMENT to you. There are NO EXCEPTIONS! Shipping cost is bear by both seller and buyer in half. 2. All returned items MUST BE in the original packaging and you MUST PROVIDE us with the shipping tracking number, specific reason for the return, and your order ID. 3. We will refund YOUR FULL WINNING BID AMOUNT, upon receipt of the item in its original condition and packaging with all components and accessories included, AFTER BOTH Buyer and Seller cancel the transaction from khayie. OR, you may choose to have a replacement. 4. We will bear all the shipping cost if the product(s) is (are) not as advertised. 
Defective items MUST BE reported and returned with original packaging, if possible. You?must tell us what the defect is and give us your order number. You agree to all of the above-listed policies upon ordering on khayie! 
We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important. We request that you contact us immediately BEFORE you give us neutral or negative feedback, so that we can perform up your satisfaction. It is impossible to address issues if we do not know about them! 
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