SWATCOM GK SWATCOM GK Headsets are easily installed into Gecko helmets. These lightweight, watertight and comfortable sets provide a modular waterproof connection to SWATCOM accessories. SWATCOM GK Audio Only Headset £129.00 SWATCOM GK Headset SWATCOM GK Headset with inline PTT £325.00 SWATCOM GK Headset with PTT on Earpiece £313.50 SWATCOM HD3WP Waterproof Remote Speaker Mic £57.00 – £92.70 SWATCOM HD7 Public Safety Grade Speaker Mic (Waterproof) £82.00 – £92.00