Casque d'écoute Bluetooth rechargeable sans fil pliable avec microphone

Wireless Bluetooth-compatible Headset Earphone Rechargeable Folding Music Over-Ear Headphone with Microphone Features: 1. Wireless to wired, plug 3.5mm audio cable directly connected to the headset without electricity (Prepare audio cable by yourself). 2. Can play with card, without Bluetooth-compatible connection, you can also play music with card. 3. Built-in microphone, convenient to chat. 4. Multi-dimensional folding, more convenient to carry. Specification: Wearing Method: Over-Ear Functional Use: Wireless Headset, Voice Headset Bluetooth-compatible Version: V5.0 Frequency: 2.402-2.480GHz, 2.4GISM Frequency Band Receiving Sensitivity: -84dBm Transmit power: up to 4dBm Frequency Response: 20Hz-20KHz Signal To Noise Ratio (SNR): 70dB Total Harmonic Distortion: (THD) 0.1% Headphone Charging: Rechargeable 400mAh Lithium Battery Type: (A)Japanese Voice Prompt (B)English Voice Prompt Notes: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you 2. Please allow 1-3mm measuring deviation due to manual measurement. 1 X Wireless Bluetooth-compatible Headset 1 X Manual .