ZEALOT B21 Stereo Wired Wireless Bluetooth 4.0 Subwoofer Headset with 3.5mm Universal Audio Cable Jack & HD Microphone, For Mobile Phones & Tablets & Laptops(Black)

Headset designed for audio playback and communication. It features both wired and wireless connectivity options.

• Product type: Headset & Headphone
• Compatibility: mobile phones, tablets, laptops
• Material: Imitation protein
• Key feature: Sliding touch function
• Color: Black
• Intended use: Everyday use
• Category: Earphone & Headset
• Bluetooth version: 4.0
• Audio port: 3.5mm
• Battery: 500mAh
• Charging time: 3 hours
• Ear muff design: Full package large
• Acoustic sealing structure to reduce leakage
• Breathable sponge material for long wear
• Compatible with 99% of electronic devices with Bluetooth function