Spesifikasi Icom IC M220 High Quality, Excellent Performance Compact Body (W × H × D; 156.5 × 66.5 × 110.1 mm; 6.2 × 2.6 × 4.3 in) Easy Installation in Limited Space Powerful Front Mount Speaker Delivers Loud and Clear Audio Built-in Class D DSC with a CH70 Dedicated Receiver Intuitive Operation with Icom’s Marine User Interface Easy-to-Read Full Dot-Matrix Display HM-237B Detachable Hand Microphone Supplied IPX7 Submersible Construction (1 m depth of water for 30 minutes) AquaQuake Prevents Audio Degradation from a Water-Logged Speaker Made in Japan Quality and Reliability Other feature gt; Common NMEA interface for external GPS/NAV connection gt; MA-500TR Class B AIS transponder compatible gt; Tag scan and favorite channel functions gt; Dual/tri-watch function for monitoring CH16 and/or call channel gt; Priority scan function gt; Display and keypad backlighting gt; External speaker connection gt; Weather channel with weather alert Supplied Accessories gt; HM-237B hand microphone gt; DC power cable gt; Mounting bracket kit