USAMS Bluetooth 5.0 Headphones TWS SD series wireless blue/gem blue BHUSD02

Comfortable USAMS TWS SD-Series headset. Convenience and great design in one. Thanks to the use of three-band tone equalization, the sound from the headphones is clearer and noise-free. Small and light, they will accompany you everywhere - at work, during exercise or while cycling. Headphones with a built-in microphone use Bluetooth 5.0. It's a headset for those who need a lightweight, stylish design to listen to music and make high-quality calls.
Improved touch control, long battery life, stable transmission. The set also includes a dedicated case that acts as a power bank with a capacity of 300mAh.

Specification:

Model: US-SD001
Bluetooth Version: 5.0
Sensitivity: 103 ± 3db
Frequency Range: 20Hz~20KHz
Speaker Diameter: 13mm
Impedance: 32 Ω ± 15%
Connection Distance: <10m
Headphone weight: 4g * 2
Headphone battery: 40mAh
Playing Time: 3~4 hours
Calling Time: about 3.5 hours
Headphone charging time: about 1 hour
Charging case battery: 300 mAh
Case charging time: about 1.5 hours
Standby Time: about 40 hours
Charger Input: 5V, 1A
Compatibility: iOS and Android devices with Bluetooth support