High penetration RB87 radios are designed for large commercial environments, with special antennas for better penetration Long Range Longer range, RB87 walkie talkie is suitable for use in warehouses and other long-distance, obstructed places Rugged The sturdy and compact design creates a sturdy and durable firmware that can withstand long-term friction Compatible For Retevis 16 channel walkie-talkies, RB87 is only compatible with 1-5 channels, and for Retevis 22 channel RB87 can be compatible with 1-22. Easy to use Simple to use, easy to operate, perfect for kids, employees 1200mAh Li-ion battery 1200mAh Li-ion battery provides about 10-12 hours of conversation time, USB charging makes your charges more convenient Previous page Next page 1 For Hotel 2 For Warehouse 3 For Restaurant 4 For Supermarket 5 For Parking Lot Can RB87 be used with other walkie-talkies? For Retevis 16 channel walkie-talkies, RB87 is only compatible with 1-5 channels, and for Retevis 22 channel RB87 can be compatible with 1-22. What is the range of the RB87 walkie-talkie? The distance of the Retevis RB87 radio is greatly affected by uncontrollable factors such as weather, usage environment, battery power, etc. The actual distance also varies due to these factors. Package 4x RB87 two way radio 4x 1200mAh Lithium Battery 4x Belt Clip 4x Hand Strap 4x English User’s Manual 4x Mini USB Charging Cable 4x Charger Adapter 4x Shoulder MIC