Bose QuietComfort Wireless Noise-Canceling Earbuds II

Key Specs

Earpiece Design: In-Ear (Intra-Aural)
Active Noise Cancellation: Yes 
Sensors: Touch
Number of Voice Mics: 4
Noise Cancelling Microphone: Yes
Runtime: 6 Hours (BT+ANC)
Additional Runtime with Charging Case: 18 Hours (BT+ANC)

Headphone

Earpiece Design: In-Ear (Intra-Aural)
Driver Type: Dynamic 
Active Noise Cancellation: Yes

Controls/Microphone Location 

Controls: Earpiece (Side Unspecified)
Microphone: Left Earpiece, Right Earpiece

Mobile App Compatible

Yes: Android & iOS
App Name: Bose Music 
Functionality: Adjust Settings
Sensors: Touch

Performance

Number of Voice Mics: 4
Noise Cancelling Microphone: Yes
Bluetooth: 5.3 
Bluetooth Profiles: A2DP, HFP 
Wireless Range: 30' / 9.1 m
NFC: No
Battery Chemistry: Lithium-Ion
Runtime: 6 Hours (BT+ANC)
Quick Charging Times: 20 Minutes for 2 Hours
DC Input Power: 3.8 VDC 

Charging Case

Additional Runtime with Charging Case: 18 Hours (BT+ANC)
Battery Chemistry: Lithium-Ion 
Recharge Time: 3 Hours (4.18 Wh Batteries) 
Environmental Protection: Water-Resistant (IPX4)  
LED Indicator: Yes
Material of Construction: ABS, Polycarbonate, Silicone 

Dimensions

Earphones:
1.2 x 0.68 x 0.88" / 30.5 x 17.27 x 22.35 mm
Charging Case:
2.61 x 2.34 x 1.05" / 66.29 x 59.44 x 26.67 mm

Weight 

Earphones: 0.2 oz / 6 g
Charging Case: 2.1 oz / 60 g