• All RT21 two way radio has been set well could use directly when out of box; this version is certified and the FCC certified number is 2AAR8RETEVISRT21
• Long antenna design; RT21 two-way radio has a longer range than other radios in the same environment; you can get clear calls indoors and outdoors
• Compact and rugged body; dust-proof and drop-proof; shock-resistant; stable reception and transmission even in harsh conditions
• Walkie talkies with earpiece and mic set keep your smoothly receiving and transmittion;Ideal for church;warehouse; hotel; hunting and various activities
• 1100 mAh rechargeable lithium battery; supports 10-12 hours of frequent use; it takes about 3 hours to fully charge
• Easy to use 2-way radio; vox allows you to operate hands-free;emergency alarm provides you with extra protection
• Our walkie talkies is only FRS walkie talkies;the FCC ID is 2AAR8RETEVISRT21;our walkie talkies meet FCC rule part 95