Specifications:

Bluetooth Version: 5.2
Total Playtime: 30h
Standby Time: 80h
Battery for headphones: 45mAh
Battery for Charge Case: 600mAh
Full charge time: 1.8h
Driver Unit: 13mm
Supported Codecs: AAC, SBC
Sensitivity: 107+/-3 dB
Frequency Response: 20-20k Hz
Impedance: 16Ω
Size for Charge Case: 65x49x25mm
Weight for Headphones: 4.9g
Weight for Charge Case: 48g
What’s in the box:

2 x Hope Headphones
Charge & Storage Case
Silicone Ear-Tips
USB-C Charging Cable
Manual & Warranty Information
Additional information
color
Black, Orange, Silver, Yellow