Qcy T5 Bluetooth 5.0 wireless earphones sport running earbuds touch control & comfortable wearing Qcy T5 bluetooth headphones v5.0 Model: T5 Bluetooth version: v5.0 Charging time: approx. 2 hours Operating range: 10m Working time: Standby time: approx. 150 hours Talk time: approx. 4 hours Music playing time: approx. 5 hours Bluetooth profiles: HFP / A2DP / HSP / AVRCP / SBC / AAC Battery capacity (headphone): 3,7 by 50 mAh Battery capacity (charging case): 3,7V 380mAh Battery type: Li-ion US $22.98 https://bit.ly/2VERuJs