I use the UV-9R PRO on our ranch & range and they work great. They work with chirp also.
Features:
IP67 waterproof and dustproof
High & Mid &Low Power Switchover
Battery Saving
VOX Function
Auto-Back Light
Time-out Timer (TOT)
50 CTCSS and 104 DCS Codes
Voice Prompt
ANI Code
PC or Manual Program
DTMF Code
PTT-ID
ATUO Keypad Lock
Busy Channel Lock Function
Dual Display and Dual Standby
Emergency Alarm
Priory Scanning Function
Relay Forwarding Confirmed (1750 HZ)
Low Battery Warning
U/V Cross Band Dual Watch