H655BT PRO Audio seriesBluetooth headphone

Function: ①Hybrid Active nosie cancellation / ②Hi-Res/ ③Super long battery-life/④Dual devices connection Bluetooth Version: V5.3 | Earbuds Battery: 700mAh | Play Time: 80h (60% Vol., ANC off) Talk time:48h (60% Vol., ANC on) | Charging Time:2.5h | USB Port:Type-C Active Noise reduction depth:-40±5dB Headphone Dimension: 195*173*82mm | Headphone Net Weight: 251g Wireless Working Range:10m (without obstacles) Profiles Supported: a2dp 1.3.2\avctp 1.4\avdtp 1.3\ avrcp1.6.2\hfp 1.8 \spp 1.2\l2cap core 5.3 Audio code: AAC SBC | Speaker Size: φ40mm | Speaker Frequency: 20Hz~40kHz | Sensitivity: 102±3dB