Description Model H6740-34 Behind the Head (BTH) Style - No Adapter Needed Connect directly to portable radio with no adapter required Rated Intrinsically Safe with FM Approval (Approved to IS / CSA / ATEX / IECex standards) Marine-grade, stainless steel hardware and rugged construction BTH style for applications requiring hard hats or protective headgear PTT button conveniently located on headset ear dome Undercut, Comfort-Gel ear seals for maximum comfort Durable 6-foot extended coil cord terminated with radio-specific connector Part Number: 40416G-60
