TAOZG B08MT571HF Wireless Headphone

Effective distance: 10M Bluetooth version: 4.1 Wireless receiver: Bluetooth headset and handsfree mode (HFP 1.5) Frequency: 2.4G, ISM 2.402-2.480GHZ frequency band RF performance: receiving sensitivity: -80dBm Frequency of sound: very high signal-to-noise ratio 80Hz-20KHz Charging port: Micro 5 pin USB charging interface External audio input: support 3.5mm Line in Normal charging time: about 2-3 hours Talk time: 5 - 6 hours Package included: 1 x Bluetooth Headphone 1 x USB Cable 1 x User Manual