Microphone Wireless Headset

Size Guide

 Bluetooth Headphones Over Ear Stereo Wireless Headset With Microphone TF


  • 1, Built-in Bluetooth wireless transmission, call hands-free function
  • 2. Stereo audio transmission protocol (A2DP V1.2)
  • 3, Support external 3.5mm terminal all audio input
  • 4, Support for rechargeable charging
  • 5, Support the playback of MP3 songs stored in the TF card
  • 6, Support FM automatic search station
  • 7, Connect with two cell phones


  • Output power: 3W*2
  • Speaker power: 30mV*2
  • Input sensitivity: 98dB/mW
  • Resolution: ≧90dB
  • Signal to noise ratio: ≧ 80dB
  • Operating voltage: DC 5V
  • Material: ABS+UV
  • Function chip: V4.2
  • Bluetooth Version v4.2
  • Working Distance: 10 metres
  • Working Time: 5-6 hours
  • Battery: Li-poly 300mAh battery
  • Charging Time Support
  • Voice report calling number
  • StandbyTime: 60hs
  • Vibration alert

Package Contents:

  • 1x BTH-858 Headset,
  • 1x Charger cable
  • 1x Earhook
  • 1x Manual



Sizing Chart
This is a general reference sizing chart only - please note that sizing does vary from supplier to supplier. For International suppliers, we generally recommend ordering a larger size than usual as sizing can fit smaller - please reference the sizing chart on the specific product page you purchase from.   Particular clothing items may vary in actual size by 1-3 cm or depending on different fits/styles.
Please see the specific sizing chart on the product page in the carousel or under the description if it is provided. Otherwise, you may reference this sizing chart below. If you need more information on sizing, please contact support@yawapparel.com 
sizing chart