● Frequency: 2.402G-2.480G 20-20000Hz
● Impedance: 32ohms ± 10%
● Drivers 13mm
● Duration: Stand-by Time: 210 h, Talk Time: 4-5 h, Music Play Time: 4-5 h
● Charging Time: 1.5 h
● Connectivity: Bluetooth V5.3
● Others Sensitivity: 92dB ± 3dB Ambient Temperature: -20/+45 C Transmission Distance: 10m Profile Support: HSP/ HFP/ A2DP/ AVRCP
● Battery life: Charging Voltage: DC 5V Charging Case
● Battery Capacity: 350mAh / 3.7V Earbuds Battery Capacity: 45mAh / 3.7V
● Color: Black
● With Free T-Shirt
● Warranty: 3 Months Warranty