User Guide
Page 59
... obstructions, increase power, or use UHF radio instead of radio. Obstructions and operating indoors, or in industrial and commercial buildings. Wearing radio close to improve transmission. Make sure the PTT button is designed for outdoor or smaller or wood structures. Refer to "Talking and Monitoring" Section on a belt decreases range. Recharge, replace and/or reposition batteries. Verify...
... obstructions, increase power, or use UHF radio instead of radio. Obstructions and operating indoors, or in industrial and commercial buildings. Wearing radio close to improve transmission. Make sure the PTT button is designed for outdoor or smaller or wood structures. Refer to "Talking and Monitoring" Section on a belt decreases range. Recharge, replace and/or reposition batteries. Verify...