Product Specifications outdoor machine parameters: Product Name: wireless video intercom doorbell Model: KDB300 Brand: KiVOS / Jin Weishi have power lithium ion battery: BP-6M (1100mAh) Power: 400mA Dimensions: 134X74X31mm Weight: 122g Ambient temperature: -10 ℃ ~ + 50 ℃ Waterproof grade: IP55 placement: the exposed exterior wall material: ABS + metal jewelry resin lens: 30W pixels viewing angle: 120 ° wide-angle night vision mode: two LED or infrared light time: 3 hours continuous operation Standby time: 1000 hours Charging time: 3 hours External power supply configuration: DC5V 1A handset parameters: Power Li-ion Battery: BP-6M (1100mAh) Power: 400mA Dimensions: 126X84X20mm Weight: 110g Ambient temperature: -0 ℃ ~ + 40 ℃ place: Wall or desk-type LCD Size: 3.5 inch TFT color screen with wireless communication: the way 2.4GHz time: 2 hours continuous standby time: 100 hours Charging time: 3 hours charging configuration: DC5V 1A Use distance: distance of about 300M Product Configuration Instructions: 1 Covers: an outdoor unit: a handset: 1 handset rack: a handset pedestal: a charger (DC5V): 2 x USB Data lines: a lithium battery (BP-6M): 2 x M3 screws: two rain cover fixing screws / pouches: three pairs Products ①, KDB300 wireless doorbell is a 2.4G wireless doorbell has, photographs, video, intercom, control, unlock tech smart home products. It uses the latest energy saving technology, stable performance and stylish design is the first choice for you to enjoy high-quality intelligent life. ②, easy product to install, simple to use. Designed for users villa designed to support both the outdoor unit and three handset supporting the use of the handset can communicate with each other, open the maximum communication distance up to 300 meters. The outdoor unit with battery monitoring capabilities and unique Baby Monitor can use instead. Features and Applications 1. stylish appearance - with European design, very modern technological sense, for a variety of home decor. 2. Hidden Antenna - with built-in antenna design, the effective protection of the antenna, easy to damage. 3. Large View - The super wide-angle views of the high-resolution color LCD screen - with the mainstream 3.5-inch digital TFT true color LCD screen, clear images. 5. High-definition digital camera - with 30-megapixel digital camera, the image is focused vivid clarity. 6. Infrared night vision function - at the door light conditions, indoor handheld infrared night vision function can be turned clear display case outside (black and white). 7. * LED fill light function - with 5, display color effects (KDB301). 8.12 kinds of ringtones choose to play - by the user to choose, ringtones arbitrary. 9. a key display function - easy to use, can be a key real-time view outside the case and through the manual to take photos or videos. 10. voice intercom function - can be controlled way or two-way intercom function. 11. Supports external expansion TF memory - expandable up to 4G, T-flash memory card in the picture / video storage. 12. Long standby - with a rechargeable, high-capacity standard lithium battery, smart power-saving technology, the use of a single charge for up to 40 days. 13. Support through charging record - no need to worry about running out of power affect use. 14. The automatic cycle storage capabilities - without worrying about the card can not be recorded in real time over. 15. USB data charging cable - can be charged, downloading or uploading video data via the USB interface. 16. The multi-bracket - wall-mounted or desktop configuration bracket. 17. The multi-machine extensions - the largest outdoor machine supports two three handset. 18. The long-distance transmission - communication distance up to 300 meters open ground. 19. The wireless spectrum - using 2.4G ISM band digital public: 2402 ~ 2483.5MHz 20. Since the frequency-hopping technology - using AFH adaptive frequency hopping, randomly generated communication channels and synchronization channels Shenzhen Hong Electronic Technology Main Range ( 1) Direct manufacturers: wireless doorbell, doorbell, video intercom, doorbell, home doorbell, doorbell, etc. cat; (2) OEM and abroad enterprises, factories, schools, municipalities, hospitals and other places Security systems and equipment. Product Service (1) the establishment of a unified national customer service call centers, national holidays have someone on duty. (2) establishment of a national customer profile information management systems, build customer electronic information files to achieve lifelong follow-up. (3) When the customer purchased the Hong electronic products, consumers can be installed according to the instructions, if in doubt you can contact customer service. (4) In order to better understand the Hong electronic products usage, installed in about a week for customer follow up call. (5) year warranty, the product of the National Quality Warranty policy, any quality problems during the warranty period will be free for the customer service, no charge (except consumables). Purchase Notes (1) shop sells products are all new original Original authentic, pictures are taken in kind Nett sales. (2) When ordering products any questions, please contact our customer service staff will give you a satisfactory answer. (3) the buyer after payment delivery within 1-2 days, 3-7 days delivery volume. Under special circumstances will be informed in advance (advance under orders to avoid delays in your delivery time) (4) Our commodity prices are ex-factory price, free shipping, no tax. Logistics default in delivery, other logistics have Nadu, Shen Tong, tact, Jiayi, Sheng Hui and so on. (5) Please check the delivery time buyers line after receipt of goods packaging is intact, if damaged, do not sign, and timely contact with our customer service staff. (6) We do not send samples for free, and if charges as appropriate, please see sample shop commodity prices.