Brand New, Unopened ■ Model Number: HD-BTCLA06WH ■ JAN Code: 4984279890233 ■ Bluetooth: Ver. 5.3 ■ Supported Profiles: A2DP/AVRCP/HFP ■ Supported Codec: SBC ■ Reception Distance/Transmission Output: Approximately 10m/Class 2 ■ Continuous Playback Time: Approximately 5 hours (at 50% volume) ■ Continuous Talk Time: Approximately 4-4.5 hours (at 50% volume) ■ Continuous Standby Time: Approximately 120 hours *Connection time when the earphones are left outside the case without playing music or making calls while connected via Bluetooth. ■ Charging Voltage: DC5V ■ Charging Time with Charging Case: 1.5 hours (when the charging case is fully charged, it can charge the earphones up to 3.5-4 times) ■ Charging Case Charging Time: Approximately 1.5 hours ■ Charging Case Built-in Battery Capacity: 240mAh ■ Earphone (Single Side) Battery Capacity: 30mAh ■ Charging Case Size (WxDxH): 48.3x26.5x48.6mm ■ Charging Port: Type-C port ■ Operating Environment Temperature/Humidity: 5～40℃/20～70% (without condensation) ■ Weight: Approximately 36g (including case), Earphone only (single ear) approximately 4g ■ Accessories: Charging cable (approx. 30cm), Instruction manual Bluetooth Earphones Bluetooth Commuting School Wireless Stereo Telework Sports Meetings