• 50mm large dynamic unit, more powerful bass, bring HiFi sound
• Bluetooth 5.0 technology, faster transmission and more stable signal
• Folding design headphone is easy to store and carry
• Soft protein leather earmuff, adjustable headband with memory foam padding, comfortable to wear

Specification: 

• Speaker size: 50mm
• Impedance: 32 ohms
• Sensitivity: 110dB+3dB
• Frequency Response: 20Hz-20KHz
• Battery capacity: 1000mAh
• Charging: Micro-USB charging cable
• Audio cable: 1.2m 3.5mm audio cable