• Wide compatibility; H-777 4.0 can communicate directly with older versions and other FRS radios; it expands the scope of use; different models of retevis 2 way radios can work together; suitable for team collaboration scenarios
• User-friendly operation; ready-to-use out of the box; one-touch access to VOX; flashlight; emergency alert; simplifies operation for all user levels; critical for quick response scenarios
• Clear sound quality; enhanced big speaker delivers superior sound clarity; ensuring important announcements are heard loud and clear in large classrooms or church ceremony
• Upgraded charging; the rechargeable walkie talkies support type C charging; offering greater compatibility; 1000mAh lithium ion battery support all-day work
• Essential features for church security; the emergency alarm instantly alerts the team during critical situations; while the flashlight provides visibility in low-light conditions
• Portability; compact size of 4.02x2.20x1.34in and lightweight at 0.26lb with a short antenna; easy to carry and handle, making it ideal for school, church activities where mobility is essential
• Portable FRS-two way radio; our walkie talkies is only FRS walkie talkies; the FCC ID is 2AAR8H777; our walkie talkies meet FCC rule part 95; compatible with RT22; RT68; RT27; H-777S; B3H; RT22S; RT21 etc
• Lifetime customer support; we provide 2 year warranty and 30 days no reason to return; 2 year warranty for radio body and 1 year warranty for accessories; if any; please contact us on Amazon; we will reply you within 12 hours

• Is Discontinued By Manufacturer ‏ : ‎ No
• Product Dimensions ‏ : ‎ 2.36 x 1.3 x 4.53 inches; 6.35 ounces
• Batteries ‏ : ‎ 20 Lithium Ion batteries required. (included)
• Date First Available ‏ : ‎ August 11, 2013
• Manufacturer ‏ : ‎ Retevis
• Country of Origin ‏ : ‎ China