satellite rescue beacon 121 5 mhz

{"cid":"91190298","title":"GPS Satellite Rescue Beacon With 121.5 MHz Locationg Transmitter Frequency","imgUrl":"https:\/\/img.ismap.com\/nimg\/d2\/9e\/08a641320a92c12caa4bf4f1d0d0-200x200-1.jpg","attrs":{"Brand Name":"Zhejiang Zhongdeng Electronic Technology","Model Number":"AIS-MOB","Place of Origin":"Jiaxing, Zhejiang, China","Transmission frequency":"161.975\/162.025MHz","RF power":"2W(33dBm)","satellite navigation":"GPS\/Beidou dual modes","Activation":"Can be activated by hand \/automatic self-activate when people drop into water","Work time":">48h@20\u2103\uff0c6 years warranty","Device dimensions":"90mm * 70mm * 24mm"}}