■Product Model: BE49
■Product color: black/blue
■Pduct size ：
■Product weight:
■Product type: headset Bluetooth headset
■Sound system: dual-channel. Stereo
■Control mode: Bluetooth connection
■Built-in battery: lithium battery 3.7V 300mAh
■Music playback time: about 36 hours
■Talk time: approx. 23 hours
■Standby time: (connected) approx. 60 hours
■Noise canceling support: Type ANC back feed Depth 22±3DB Effective
