Hoco Full Truewireless BT Stereo Headset EW34 Black

Model: EW34,
Bluetooth Version: 5.3,
Chipset: JL AC6983D2,
Supported Protocols: Headset, Hands-free, A2DP, AVRCP,
Transmission Distance: Up to 10 meters,
Transmission Frequency: 2.4GHz,
Speaker Unit Size: 13mm,
Impedance: 32Ω ± 15%,
Frequency Response: 20Hz – 20kHz,
Sensitivity: 98dB ± 3dB,
Battery Capacity: Charging Case 250mAh, Headset 30mAh,
Charging Case Input: DC5V, Type-C,
Charging Time: Case 1.5 hours, Headset 1 hour,
Talk/Music Time: Up to 4 hours,
Standby Time: Up to 150 hours,
Features: Leader-follower switching, voice assistant activation, song control, automatic power on/off, battery display support,
Sizes: 57mm x 46mm x 23.5mm,
Total Weight: 42g, Single Earbud Weight: 3g,