Audio Technica ATH-CKS50TW, Black

Headphones
Type: Dynamic
Driver Diameter: 9 mm
Frequency Response: 5 to 20,000 Hz
Sensitivity: 110 dB/mW
Impedance: 20 ohms

Features
Bluetooth® 5.2
50 hour battery (20 hours in the earbuds + 30 hours in the charging case)
Fast charging support – 10 minutes = 90 minutes of power (approx)
Multi-point pairing function for registering multiple devices
9mm Solid Bass HD TWS drivers
Noise-cancelling mode
Hear-through function
Built-in mic and controls
IPX4
Qualcomm® cVc™ Generation 8.0
Qualcomm® TrueWireless Mirroring
SCMS-T protected content and 1seg broadcasting support
Voice guidance function
Compatible with Sony’s 360 Reality Audio