B3 Bluetooth noise cancelling stereo sports headphone support TF card
Name: Bluetooth headset
SKU: QL-B3
Bluetooth version: V4.2
Support Bluetooth mode: A2DP 1.2, AVRCP 1.0, HSP, HSF 1.5
Frequency: 2.402-2.480GHZ, 2.4G ISM band
RF performance: receiver sensitivity: -84dBm; transmit power up to 4dBm
Frequency response: 20 Hz - 20 KHz
Signal to noise ratio (SNR): 70Db;
Total Harmonic Distortion Rate (THD) 0.1%
Power indicator: blue light
Headset charging: rechargeable 400MAH lithium battery
Charging port: Mini 5-pin USB charging interface
Normal charging time: about 2.5 hours
Talk time: up to 6 hours
Standby time: up to 160 hours
Operating temperature: -20oC - 55oC
Accessories: headset, USB charging cable, 1.2 m audio cable, manual
Features:
connect to all Bluetooth devices
wireless and wired two way to connect with a 3.5 mm audio line
Built-in 400mAh rechargeable lithium battery ,continous work time is about 33 hours
Support TF Card MP3
Foldable and easy to take
Advanced noice cancelling technology to isolates from outside noise.
