Retevis H-777S Walkie Talkies Rechargeable Scrambler Security 2 Way Radios Long Range with Monitor Scan Function Two Way Radio(20 Pack) FRS radio FCC walkie talkie long range extremely allow you neednt pay individual license to operate radio legally Simple design with muti functions; Scrambler;VOX; Scan; CTCSS and DCS; Busy Channel lockout; squelch;Monitor;TOT;LED and etc; totally meet your needs for your fluentbusinesscommunications These 20 pack walkie talkies are set; directly work with Retevis RT22 RT27 RT7 RT21 RT28 radio; also work perfectly with other walkie talkie FRS/GMRS radios Sturdy and well built radio body with 1100mAh walkie talkie battery rechargeable can last 3 days in standby modes; transmitting and receiving are excellent with crisp sound Easily compatible with other other FRS/GMRS radios regardless of brand; 1 year warranty and 30 days no reason to return