Tender Brief : Supply Of remote control call bell , remote control call bell having following property 1.digital wireless doorbell receiver with o ne battery 2. weather proof transmitter3. receiver with led flashing indicator 4. 3 volume level (high/me dium/low) remote control range upto 100 meters in the open air operated transmitter. 5.transmitter oper ated by battery (included) receiver operated by three aa battery of 1.5v dc 6 .working radio frequency 43 3.92 mhz make- pressfit echo series,upix, anchor by panasonic, goldmedal electricals, cona, revals . [ wa rranty period: 30 months after the date of de... Read More