RCA SK11DL Genuine D-Loop Style 1-Wire Earpieces
The SK11DL is a genuine RCA 1‑Wire "D‑Loop" style earpiece built for discreet, professional-grade communication. Rated IP56 for water resistance and backed by a 1‑year warranty, it delivers clear audio via in-line PTT, ideal for security, law enforcement, hospitality, and customer service.
RCA SK11EH Genuine Ear Hook Style 1-Wire Earpieces
The **RCA SK11EH Ear-Hook 1‑Wire Surveillance Earpiece** is a discreet, IP56-rated (water-resistant) ear-hook earpiece with a one-year warranty, featuring a durable 27.5″ cable and multi-brand compatibility (Motorola-style X‑series screw-in connector), ideal for professional comms in security, hospitality, and customer-service environments.
RCA SK11NE Genuine In-Ear Style 1-Wire Earpieces
A single‑wire, in‑ear surveillance earpiece featuring IP56 water and dust resistance, a durable 27.5″ cable, and RCA's X‑series screw‑in connector—backed by a 1‑year warranty and routinely priced at
RCA SK21NE Genuine In-Ear Style 2-Wire Surveillance Kit
A two‑wire, in‑ear “Secret Service” style surveillance kit with IP56 protection, RCA's variety of connector options (X03/X03S/etc.), 36″ cable, and 1‑year warranty—typically around
RCA SK22NE Genuine In-Ear Style 2-Wire Public Safety Grade Surveillance Kit
Genuine In-Ear Style 2-Wire Surveillance Kit A two‑wire covert acoustic‑tube earpiece with inline mic/PTT, IP56 rating, 36″ cable, 1‑year warranty, and multiple connector choices.