Among the current options, the boAt Sailor Nav provides one of the more comprehensive combinations of communication, location tracking and parental controls. boAt Sailor Nav: A well-rounded choice for communication and child safetyThe boAt Sailor Nav is designed for parents who want to stay in touch with their children without immediately giving them a smartphone. However, its listed Amazon price of Rs 6,499 places it above the boAt Sailor Nav during the sale. Both watches provide 4G calling, video communication, location tracking, geofencing and emergency features. The Noise model has an IP68 rating, while the Sailor Nav offers an extensive collection of parental restrictions and five-point positioning.