Awei T13 True Wireless Bluetooth Earbuds.

Bluetooth Version: 5.0 Standby Time : 300 Hours Talk Time:5 Hours Play Time :4.5 Hours Charging Time : 1.5 Hours Frequency :2.402G-2.480G Capacity of Charging Case : 300 mAh Battery Capacity of Single Earbud :50 mAh Transmission Distance: 10M Standard :HSP / HFP / A2DP / AVRCP Material :ABS+ Silicone