亚洲国产高清无码视频,中国无码人妻丰满熟妇啪,性欧美18ⅩⅩ 车里,寡妇高潮一级毛片免费看懂色,国产精品扒开腿做爽爽爽日本无码
    GLJ-400 Electronic doorbell

    GLJ-400 Electronic doorbell

    Materials: PC flame retardancy level

    Size: 155*103*43

    Features: Room service

    Range: Hotels, guesthouses

    • GLJ-400
    The advantages of electronic doorbell

    Hotel popular standard transliteration Ding Dong Bell, electromagnet respectively vocal pitch double steel sheet, issue buzz soundtrack, classical timbre and crisp, classic brief, beautiful long, shell made using the Advanced PC gum, long life does not change color. Original tone doorbell cable AC power supply is used, it can be used independently or support in the hotel used in the control system of intelligent doorbells.

    Original Bell is widely used in high-end hotels, luxury hotels, hotels, motels, and other places, also apply to apartments, townhouse, modern office building sites.


    Electronic doorbell function

    1, Lee electric solenoid respectively the pitch steel sound, combined with large vocal timbre classic crisp
    2, wired control AC power supply
    3, popular standard formerly Yin Ding Dong Sheng
    4, high-end aesthetic appearance, meets the need for high-quality
    Parameter index
    Voltage: 220V
    Power consumption 15W
    Power Exchange
    Rated thermal current 10
    Type Ding Dong Bell
    News
    Close

    Online Contact

    • Staff 1 Sales
    • Staff 2 Sales
    • Staff 3 Sales
    • FTD Foreign trade
    • Tech Technical Support

    Follow Us

    • Welcome Follow Us