- Going to Washington DC from Hanoi or Ho Chi Minh City? and avail of a handy pocket 4G WiFi! - Connect up to 5 devices and share the network with your family and friends as you explore the city - Enjoy up to 12 hours battery life and keep in touch with your loved ones back home at 4G LTE speed! - Have the device delivered to your Hanoi/Ho Chi Minh accommodation the day before you leave Vietnam