Retevis RB89 Long Range 2 Way Radios,Wireless Walkie Talkie, High Power,700,000 sq.ft/50 Floor,GMRS,Heavy Duty,2600mAh,With Earpiece, VOX,Professional Two Way Radios for School Church Security(2 Pack)

When the walkie-talkie and wireless earpieces cannot be paired; press and hold the side PF2 key+PTT button to turn on the walkie-talkie to go into the pairing mode; then press the wireless earpiece power on/off button for 5 seconds in power-off status; red blue lights flash and go into pairing mode; when the wireless icon on the walkie-talkie screen stops flashing to indicate successful pairing ^^ Long range two way radio; RB89 has two power levels; press and hold PF1+PTT to change power; this power brings coverage for up to 700, 000 sq.

ft/50 Floor; connectable repeater; 2 way radio long range will get your messages where you need anywhere onsite ^^ Long distance walkie talkies; compared with RB37; RB89 improves the stability of wireless connection; automatic reconnection function; increases the communication range between wireless earpiece and walkie-talkie in open areas to 10 meters ^^ 2600mAh battery; 17-18 hours of continuous use; low battery alarm will remind you to charge in time; walkie-talkie base is equipped with USB charging; 180mAh wireless mobile phone battery; 12 hours of continuous use; earpieces are equipped with Type-C interface; convenient and timely charging ^^ Shatterproof active view LED display; icons such as channel name; remaining battery and wireless VOX transmission status can be displayed