Secrui Kr M6 Infrared Smart Welcome Doorbell Alarm System Doorbell Device Features: 1.52 songs optional 2.Doorbell, alarm, welcome guide,customize voice alert with multi-function. 3.4 sound levels adjustable. 4.Power-saving design. 5.Memory function in main unit, the melody status of switching on is the same with that of last setting on device. 6.Wired speaker can be connected with panel when alarm. 7.Play the customized voice. 8.Can connect external speaker to enlarge the voice volume. 9. 180° Rotate angle. Descriptions: Advanced infrared detection technology is used for this alarm device integrated with welcome doorbell function, powerful microcomputer control system, power saving design, big capacity and high quality voice processing technology. Integrating up to 52 songs, you can customize the melody. Stable and reliable performance, receivers and transmitters can be paired on the wireless code. It integrates with the function of welcome, burglar alarm, doorbell, suits for home, office, store, factory, villa, shop, hotel, reference room, chamber, leisure center, etc Specification: Working current: sleeping state <30uA, working state<220mA Working temperature: -10℃-50℃ Power supply: external 5V DC/3 AAA battery...
