P47 Bluetooth Wireless Earphone Hands Free Music Headsets - Black

Bluetooth connection: Wireless connection, frees you from twisted or kinked cable. Up to 10 meters operation range, no need to worry about the disconnection while you are on a move. 
Music card support: This headset is like a MP3 player. You can insert the music card in the headset and listen to all the music you want.
Audio cable applicable: If the headset runs out of power or you have to connect it to a device with no Bluetooth connection, you can connect them with a 3.5 mm audio cable. This is a very convenient and thoughtful design. 

High quality: Built in high quality audio coded, giving you excellent voice experience, Ergonomic design make this headsets comfortable for long time wearing. Foldable design makes it easy to carry with. 
Multifunctional: 
This headphone has more functions than you can imagine, like Radio Function, with a built-in radio antenna and a radio set, this headset is like a radio.
Specifications: 

• Bluetooth version: ISSC4.1 + EDR.
• Support Profiles: HSP, HFP, A2DP, AVRCP. 
• Profile and Advanced Audio Distribution Profile(A2DP). 
• Operation Distance: 10m. 
• Transmitting Power: Class 2. 
• Frequency Range: 2.4026 GHz-2.480 GHz.
• Resistance: 32ohm. Sensitivity: 105dB+ / - 3dB. 
• Rechargeable lithium battery: 300mAh.