1.Warranty and Compatibility: 18-month warranty; the wireless microphone is compatible with Motorola APX 900, APX 1000, APX 4000, APX 6000, APX 6000LI, APX 6000XE, APX 7000, APX 7000XE, APX 8000, APX 8000XE, APX 8000H, APX 8000HXE, XPR 6100, XPR 6350, XPR 6380, XPR 6550, XPR 6580, XPR 7350, XPR 7380, XPR 7550, XPR 7580, XPR 7350e, XPR 7380e, XPR 7550e, XPR 7580e, SRX 2200, etc. ; Please note: This is not an intrinsically safe microphone, This is not a waterproof microphone (IP 54 only), This is not a high temperature microphone. 2. Rugged Construction: With high-impact engineered polycarbonate plastic housing, SMT electronic board, internal shock absorption system, stainless steel detachable 360-degree rotating heavy-duty clip, combined with precision molding technology, this speaker microphone is designed for harsh mission-critical use and can withstand impacts and collisions. 3. Super-strength cable module: TPU (thermoplastic polyurethane) cable has super strong bending strength, abrasion resistance and scratch resistance; the cable reinforced by high tensile strength fiber and Kevlar fiber inside has stronger tensile strength; the stress relief structure made of TPU rubber has stronger bending strength and longer service life. 4. Clear sound transmission: This speaker microphone adopts high-performance micro speakers, noise reduction microphones, high-purity copper wires and anti-interference circuit design to ensure clear reception and transmission of sound even in noisy environments.