Performance

Chipset
BES2500ZP
OS
RTOS
Speaker
Dynamic 2 Way : Woofer & Tweeter
Mic
3 Mics + VPU
Connectivity
Bluetooth : 5.2
BT Profile : HFP, A2DP, AVRCP
Codec : Scalable (Samsung proprietary), AAC, SBC
Battery
Play time
5h / TTL 20h (ANC ON)
*Bixby voice wake-up OFF

 7.5h / TTL 29h (ANC Off)
Talk time
3.5h / TTL 13h (ANC ON) 3.5h / TTL 14h (ANC Off)
Quick charging
40min play / 3min charging (Wired, Wireless, D2D)
60min play / 5min charging (Wired, Wireless, D2D)
150min play / 10min charging (Wired, Wireless)

*ANC off condition
*In case of wireless charging, Galaxy Buds2 should be put on the center of the charger in ordinary temperature
*Charging time is based on that battery power in earbuds is less than 30% when start charging
*Based on internal testing. Audio playback time tested by pairing a pre-production Galaxy Buds2 to a recently released Galaxy smartphone. Actual battery life and charging time may vary by usage conditions, number of times charged and many other factors.
*Play time may vary based on settings.

Sensor
Accelerometer, Gyro, Proximity, Hall, Touch, VPU(Voice Pickup Unit)
Compatibility
Android
Devices running Android 7.0 higher, with over 1.5GB of RAM

PC Buds Manager
Downloadable thru MS App. Store (Avail. above Win 10)

Convenience
Auto Switch, Bixby voice wake-up