Headphones ERGO BT-870 Black

  • Frequency range: 20 Hz - 20 kHz
  • Speaker size: 40 mm
  • Resistance: 32 Оhm


No limitations on the way to high-quality music with the ERGO BT-870 Black wireless overhead headphones! Very comfortable folding design and soft ear cushions will appeal to all connoisseurs of high-quality sound. Stylish and practical headphones ERGO BT-870 are equipped with powerful lithium-ion battery, that provides 250 hours of standby time, 20 hours – of talk mode and 18 hours of listening to your favorite playlists. Wide frequency range of 20–20000 Hz and high sensitivity of the headphones guarantee excellent quality of audio tracks of any genre.


Operational capabilities of the headset are enhanced by sensitive microphone and convenient control panel. Scroll through the tracks, adjust volume level and manage calls, by interacting with a cup of headphones! Get rid of annoying wires in the rhythm of stylish music with ERGO BT-870!

Common parameters
Connection type Wireless
Construction type headphones
Main color Black
Product usage For portable equipment/For home
Acoustic characteristics
Acoustic design Closed
Diameter of the emitters of the membrane 40 mm
Radiators type Dynamics
Radiators features Ferrite magnets
Sensitivity 101 ± 3 dB
Resistance 32 Ohm
Frequency range 20 – 20000 Hz
Number of channels stereo
Sockets mini-jack (3.5 мм)
Sockets form Straight
Connector cover Gilded
Cable connection One-way
Cable features Detachable
Wireless connection type Bluetooth 4.1
Profiles HSP, HFP, A2DP, AVRCP
Range 10 m
Wired connection ability Yes
Power supply
Batteries type Li-ion rechargeable battery
Charging time 2.5 hours
Talk time ours 20 hours
Music playing ours 18 hours
Standby 250 hours
Binding time Headband
Construction features adjustable headband
Housing material Plastic
Embouchure material Leatherette
Functions and control
Volume control Yes
Active noise reduction No
Function keys Pause/play, switch music tracks, volume control
Microphone characteristics
Microphone Yes
Microphone location On the wire/Integrated
Attaching the microphone Fixed
Microphone direction omnidirectional
Changeable embouchure No
Case included No
Additionally USB-cable, Audio cable (AUX)
Additional information
Barcode 6900064083503
2292453.pdf (2,03 мб) User Manual ERGO BT-870