EL-A3i Over-Ear Wireless Headset Bluetooth-compatible ANC Earphone HiFi Stereo Sound Noise Cancelling Gaming Headphone - Black

• A new generation of Bluetooth-compatible 5.1 wireless connection technology, fast connection, stable and reliable transmission
• ANC noise-canceling design to effectively reduce ambient noise
• 40mm large speaker unit, deep bass stereo surround, bringing great music and gaming experience
• Using high-quality leather ear muff, lightweight material, brings a softer wrapping feeling to your ears, comfortable to wear
• Lightweight head beam design, no pressure on the head, more comfortable to wear
• With compact size, easy to put into your bag to carry around

Specification:

• Bluetooth-compatible version: 5.1
• Noise reduction depth and bandwidth: depth -26dB, bandwidth 700Hz
• Transmission frequency: 2.4G
• Bluetooth-compatible profile: AVRCP, A2DP, HFP, HSP
• Transmission power: 2dB
• Wireless range: 12m
• Power voltage: 4.2V
• Charging voltage: 5V
• Charging current: 219mA
• Standby time current: 1.6mA
• BT Call working current: 12mA
• BT Music current: 10.5mA
• Charging time: 2.5h
• Battery: 400mAh
• Sensitivity: -42dB