CANYON OVER-EAR HEADPHONES ONRIFF 4 BLUE

BT 5.3; BT distance: 10m
Usage time 50H (80% volume); Standby time 80H; 2H Charging time
Protocol support: A2DP, AVRCP, HSP, HFP
Decoding method: SBC, AAC
Frequency range: 20Hz-20KHz
Battery capacity: 500mAh
Adjustable headband
Speaker size: 40mm; Speaker sensitivity: 117±3DB
Impedance: 32Ω ±15%
Microphone Sensitivity: -38±3DB