Retevis RT21 Walkie Talkies 20 Pack,Two Way Radio Long Range Rechargeable,Rugged 2 Way Radios,Stable Strong Signal,for Business Education Manufacturing

* Durable heavy-duty walkie-talkie;RT21 two way radios have a sturdy body design;can withstand various shocks and vibrations; can be used for a long time to save communication costs * Easy-to-use 2-way radio; out of the box; you can talk directly with most commercial radios of retevis * The long antenna design increases the signal strength and crystal sound quality, ensuring you stable and clear transmission * 1100 mAh battery supports 10-12 hours of frequent use; it takes about 3 hours to fully charge; low battery reminder and power saving function to reduce downtime * Remote emergency alarm provides additional protection; vox allows you to operate hands-free;50 CTCSS 208 DCS reduces unnecessary transmission * Our walkie talkies is only FRS walkie talkies;the FCC ID is 2AAR8RETEVISRT21;our walkie talkies meet FCC rule part 95