Apple AirPods

Bluetooth
Wireless

Weight
AirPods (each): 0.14 ounces (4 g)
Charging Case: 1.34 ounces (38 g)

Dimensions
AirPods (each): 0.65 by 0.71 by 1.59 inches (16.5 by 18.0 by 40.5 mm)
Charging Case: 1.74 by 0.84 by 2.11 inches (44.3 by 21.3 by 53.5 mm)

Connections
AirPods: Bluetooth
Charging Case: Lightning connector
AirPods Sensors (each):
Dual beam-forming microphones
Dual optical sensors
Motion-detecting accelerometer
Speech-detecting accelerometer

Power and Battery
AirPods with Charging Case: More than 24 hours listening time, up to 11 hours talk time
AirPods (single charge): Up to 5 hours listening time, Up to 2 hours talk time
15 minutes in the case equals 3 hours listening time or over an hour of talk time