MR-1203A DC12V 3A 電源供應器 Regulated Type, Built-in Battery Charger, Input: AC220V, Wall Mount Met..

MSR-230/B 「Bell箱」藍色閃燈警報箱 (Intruder Alarm Sounder)        Specification: Pow..

Blue Color, Ultra-Bright LED Stobe, Power:DC12V, Built-in 6V 250mAh Ni-MH Battery  ..

Features:-Wall or Ceiling MountAdjustable relock timer (0.5-20s)Adjustable sensor range (5-50cm)&nbs..

MB-1395DL 白色防盜鐵箱(連鎖)|機箱330(H)x230(W)x130(D)mmWhite Color..

MA-20 20Wmax 課室擴音機MA-20 20Wmax CLASSROOM AMPLIFIERInput:1Mic & 1mIC/Aux With Wall Mounting Metal..

CR2477 3V 鋰電池NOMINAL CAPACITY: 1000mAh..

MSM-200 座枱式廣播咪• Condenser Microphone• Power Input : AA x 4 or DC 12V • -42dB, 60Hz~16kHz• 14in Goose..