Features:

• Whether you are an office worker or a student, a teenager or a girl. Devices with various smartphones, tablets, computers or music players. Cordless bluetooth earphones feature and deep bass, they suppress noise and give you crisp and clear sound during music or calls.

• These bluetooth earphones with microphone can also be used as wired earphones with 3.5mm audio cable, support tf card (max 32G), function like mp3 player

• The foldable design not only saves space, but also makes it easy to carry. The best choice for studying, going out, traveling.

• 400 mAh high capacity rechargeable battery provides up to 6-10 hours of play time. Standby 250 hours.

• The high-quality built-in microphone and volume control make it easier to answer any incoming calls and enjoy voice chat or conversation while listening to music. Don't worry about missing any calls. (But note that the built-in microphone only works in wireless Bluetooth mode.)

• The adjustable headband gives your headphones flexibility so they can adapt to the shape of your head for a fit.

• This headset uses a high-quality Bluetooth music chip to ensure stable passive noise reduction. Connect it to your device and enjoy high frequencies, powerful bass, clear, crisp music all day long

• These incredible headphones support TF card mode. You can use TF/Micro SD card (under32gb). TF memory card is not included. The microphone high integrity is compatible with most smartphones. MP3, , PC, , DVD, mobile phone, PC, laptop, MAC, etc.

• Seven-color changing cool breathing light, shining anytime, anywhere.

Product Description:

Version: V5.0

Frequency: 2,402-2,480 , 2,4 G band

Power: ≤ 4 , Class 2

Effective range L: 10M

Sensitivity: -84dBm / 0.1% BER

Frequency Response: 20 - 20 KHz

Signal-to-noise ratio: 70 dB

Distortion: 0.10%

Speaker size: 40mm

Support: A2DP 1.2, AVRCP 1.0, HSP, HSF 1.5

Voltage: 3.7VDC (built-in 400MAH rechargeable battery)

Talk time: 6 -10 hours

Standby time: 220 hours

Charging time: 2-2.5 hours

Battery capacity: 400mAh

Package:

1 color bluetooth earphone (please choose color)

1 x USB charging cable