Deep Bass R17 ecouteurs Casque Bluetooth V5 + sans fil TSuppor TF Card-FM-Audio input

Deep Bass R17 Wireless headphone . version: V5.3 . Wearing method : head-mounted . Operating range : about 10 M . Battery Capacity : 200 mAh . Battery type : Polymer Battery . Making phone call : about 8-9 hours . Music time : about 8-9 hours . Charge time : about 2 hours . Ignition Indicator : Red Light for Charging, Light Off with Full Charge . U...