K2 Bluetooth Headphone with Bluetooth Transmitter Charging Base

• Bluetooth Version: V5.4
• Support Profile: HSP/HFP/A2DP/AVRCP
• Support CODEC: SBC/AAC
• Battery Capacity: 420mAh
• Working time: About 45H（70%Volume）
• Charge time: 2 hours
• Standby time: About 420H
• Dimension: 192*173*80.3mm
• Weight: About 202g

Bluetooth transmitter
• Bluetooth Version: V5.4
• Support Profile: A2DP/AVRCP
• Support CODEC: SBC
• Dimension: 170*100*40.7mm
Weight: About 145g