SBOX EB-OWS14 headset with microphone black

Headphone type: Bluetooth
Frequency range (Hz): 20-20000
Headphone resistance (Ohm): 32
Headphone sensitivity (dB): 105 +/- 3
Earphone size (mm): 13
Interface: Bluetooth 5.3 + BR + EDR + BLE / Type-C (for charging)
Material: Plastic
Color: Black
Standby time (h): 22
Talk time / music time (h): 4
Charging time (h): 1-2
Working distance (m): 10
Chip: Bluetrum JL 6983D
Battery: lithium-polymer, earphone 40 mAh + charging case 200 mAh
Dimensions (mm): 16x30x25 (headphones) / 28x70x40 (Box)