Bluetooth stereo earphones with microphone, ideal for music and telephone conversations. The headphones have a 50 mAh lithium rechargeable battery, button for adjusting the volume and music tracks, on / off button and answering calls. Soft silicone cover, ideal for MP3, Smartphone, PC, MP3 / MP4 player, etc. The package also includes 4 silicone covers of different sizes and a USB cable for charging the internal battery.

• Bluetooth version: V4.2
• Supported profiles: HFP, HSP, A2DP, AVRCP
• Bluetooth range: up to 10 meters
• Color: gray / black
• Built-in Microphone: Yes
• Built-in rechargeable battery: Yes, 50mAh lithium
• Battery charging time: about 1.5 hours
• Battery charging connector type: micro USB
• Battery autonomy:
  - standby time 180 hours
  - in conversation 3 hours
  - listening to music: 3 hours
• Weight: 45 grams