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 RB89 GMRS walkie-talkie. The wireless earpiece can be connected to the mobile phone, make calls, and listen to music. In addition, the earpiece has re-connection function. After the first connection is successful, it will be automatically connected after power-on. After the VOX of the walkie-talkie is turned on, you can talk without pressing the PTT, which is very suitable for use in restaurants, hospitals, hotels and other commercial industry. Equipped with 2600mAh rechargeable lithium battery, long battery life.LED shatterproof display is strong and resistant to falling, and can display whether the wireless is connected, the battery level, the channel, etc. Features: wireless earpiece , memory reconnection, 2600mAh battery, LED shatterproof display. Package list: 2XRB89 walkie-talkie; 2X wireless earpiece; 2X2600 mAh Battery; 2 x Back Clip; 2X charging base; 2X charging cable; 2X adapter; 2X lanyard; 2 x English User’s Manual