Retevis RT21 Updated 3000mAh Two Way Radios(4 Pack) with Walkie Talkie Earpiece(20 Pack)，Walkie Talkies with Earpiece,SOS Alarm,16CH,Portable 2 Way Radios for Security Cruise Camping Events

RT21 has an easy-to-hold and sturdy body design, 3000mAh lithium battery, simple buttons, ideal for home and neighborhood communication, and can also easily handle small business occasions Features:Memory Channel:16; CTCSS/DCS function; Low battery alarm; Emergency Alarm; VOX Function; Battery Save Function; English Voice Prompt; Package Details:4 x Retevis RT21 2 Way Radio, 4 x 3000mAh Li-ion battery, 4 x Charger, 4 x Hard Belt Clip, 4 x Hand strap, 4 x G Type Earpiece, 2 x English user manual, 20 x G Earpiece

• 3000mAh battery capacity; two way radios with super large battery will last days continuous using; suitable for long outdoor travel or shift; the FCC ID is 2AAR8RETEVISRT21
• Walkie talkies with earpiece give you clear call and free your hands;built-in secure call can keep your secure communication
• Acoustic tube earpiece provides more clear private communication; widely used in security; patrol duty; corporate security; senior entertainment venues; bouncer; casinospolice; air guns; churches; restaurants; hotels; schools and other crowds and scenes
• Coil design; one section of the acoustic tube earpiece wire is a telescopic design; suitable for people of different heights and shapes in the team
• Walkie talkie with two way radio earpiece; used together to meet the communication needs of ball games; cycling teams; film and television production teams; church shooting activities; public service activities; large-scale outdoor activities etc