If you're looking for Bubblepack FRS/GMRS radios, consider the Tri-Square (
http://www.trisquare.us/index.html)
Quick blurb:
eXRS Provides:
New Digital Technology
eXRS uses Frequency Hopping Spread Spectrum (FHSS) technology and operates in the 900MHz ISM band. The advanced digital circuitry provides superior communications in a small package.
Interference Free Communications
The new eXRS 2-way radios offers clear communications without interference from other radios. These license free eXRS radios can be used anytime, anywhere and for any personal or business purpose. The eXRS system allows as many as 100,000 users within range of each other without interference of normal voice conversation. Click on the eXRS Technology link to learn more.
Private and Secure Communications
Prevent eavesdropping and ensure completely secure conversation with TriSquare’s integrated digital FHSS technology. Ideal for families with children, groups and business.
*Under the same environmental conditions, the TriSquare eXRS radios usable range is equal to or greater than that of other portable UHF (including FRS/GMRS) 2-way radios.