Yayım tarihi 18 Ekim 201006 Nisan 2012KIRISUN PT 4200 PROFESSIONAL PORTABLE RADIO • 16 CHANNEL • COMPACT AND PROFESSIONAL DESIGN • 5 WATT RF OUTPUT POWER • HIGH & QUALITY AUDIO OUTPUT • LITHIUM ION POLYMER BATTERY PACK • CTCSS / DCS GUARD TONE FEATURE • INTERNAL ALARM • BATTERY SAVE FEATURE • CHANNEL NO ANNOUNCE