The Style 399-1M is the same as the 399-1
Easy to install and control
Uniden's SM81 Marine VHF Speaker Microphone replaces Uniden's HHSPM
it also transmits your own boat’s information too helping you to be seen on other vessels’ systems
the other leg may be drawing no more than 10A
Ancor 16-14 Gauge - #10 Heat Shrink Ring Terminal - 25-Pack [311325] Automotive/RV The Style 399-1M is the16 14 Gauge #10 Heat Shrink Ring Terminal 25 Pack Gauge Size: 16 14 Screw Size: #10 Quanitity: 25 Product Features: Cross Linked polyolefin tubing is much stronger than PVC tubing and will not burn like PVC Heat activated adhesive lining provides impervious seal to salt water, oil, acids, and sunlight as well as providing strain relief Nylon insulator, preferred by experts, for Marine Grade resistance to sunlight, water, oil, chemicals, vibration and