BH-I37 Bluetooth 5.0 Wire-controlled Bluetooth Earphone Built-in High-fidelity Microphone, Support Call (Red)

Bluetooth earphone with a built-in high-fidelity microphone. Designed for everyday use.

• Bluetooth chipset: BK
• Bluetooth version: V5.0
• Frequency range: 20Hz-20KHz
• Battery: 145mAh rechargeable lithium battery
• Charging time: 2 hours
• Music playback time: 8 hours (Bluetooth + ANC), 12 hours (Bluetooth only)
• Working distance: greater than or equal to 10M
• Packing list: Bluetooth headset x 1, 0.5 m USB charging cable x 1, S / M / L earmuffs x 1, Instruction manual x 1