MPOW Magneto:

Bluetooth Standard: V4.1

Bluetooth Operation: Class 2

Bluetooth Mode: Headset/ Handfree/ A2DP/ AVRCP

Bluetooth Range: >10m

Talking Time: Up to 8 hours

Playing Time: Up to 8 hours

Stand By Time: 300 hours

Charging Time : 2 hours

Anker A3231:

Bluetooth Standard: V4.1

Bluetooth Range: 10m

Playing Time: 6 hours

Charging Time: 1.5 hours

Battery capacity: 90 mAh

Impendance: 16 Ω

Frequency response: 20 Hz- 20KHz