Retevis Rt22 Rechargeable Walkie Talkies, Long Range Two Way Radio For Adults,Portable Handheld Radio,Voice Activated, Emergency Alarm,Upgraded Type C Charing,Outdoor Hiking Travel(4 Pack, Orange)

How To Open The Vox Function? A:1.Press '+' Button To Change The Channel To 7.2.Turn Off The Radio.3.Press The '+' Button,While Turn On The Radio,After Hearing The Voice Prompt'Vox On', Release The Plus Buttonif You Want To Close The Vox Function,Please Repeat The Same Step. :How To Use The Emergency Alarm? A:When You Press The Left Emergency Alarm Button,You Can Call Help When There Is Danger.The Local Alarm Is Determined By The Volume Set By Your Own Walkie-Talkie. Does Rt22 Support Connecting Accessories? A:Yes, It Supports Kenwood 2 Pronged Pin Earpiece Or Mic Accessories. Package Details: 4 X Retevis Rt22 Portable Radio (Packed 1 Pair With 1 Box); 4 X Rechargeable 1000Mah Li-Ion Battery; 4 X Usb Charger Cable ( Length: 39.4In); 4 X Unique Belt Clip; 2 X Dual Port Usb Charger Adapter; 2 X English User Manual. Note: It Only Takes 4-5 Hours To Charge The Walkie Talkie, Then Please Unplug The Charger; 2) Please Keep The Walkie Talkie Away From Metal Objects; 3) Please Try To Avoid Using The Walkie Talkie For A Long Time In A High Temperature Environment, The Recommended Use Time Is 2 Hours; 4) Please Try To Avoid Impact Or Collision When Using The Walkie Talkie.