Zunate B39 Wireless Headset

Specification: Item Type:Over Ear Bluetooth Headphones Material: ABS Connection: Bluetooth 5.3. Radio distance: 10 m/32.8 feet. Protocol support: A2DP , AVRCP, HSP, HFP Speaker Diameter: 40mm/1.6" Sensitivity: 121±3dB Impedance: 32Ω±15% Frequency: 20Hz-20KHz 3.5 mm sound: supported. Memory: Up to 32GB memory card (not included) Battery type: built-in 200mAh lithium-ion battery. Application: Turn on. Connect the device and connect it via Bluetooth to use it. Package list: 1 x over-ear Bluetooth headphones. 1 x data cable. 1 x user manual (English language not guaranteed).