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Over $39 Free Shipping

TRN BT20S PRO Earphone Jack Plug

Original price $69.80 - Original price $69.80
Original price
$69.80 - $69.80
Current price $69.80
Type: 0.75mm-2Pin

One Year Warranty & Free Shipping Available

Instantaneous Swappable Earphone Upgradability

Designed to fit a variety of earphone connectors, TRN-BT20S Pro makes switching earpiece a breeze. Indeed, an 'all-in-one' solution.

72 Hours Non-stop Music Playback

BT20S Pro allows 9 hours of playback per charge, up to 72 hours when used with portable charging case.

Instantly Transforms Any Earphone to have wireless HiFi Capabilities

BT20S Pro converts any dynamic, balanced armature or hybrid earphone into a total wireless Bluetooth solution. Stable yet lightweight, free from dangling wire or tangled cable. Enjoy high-fidelity and high-definition sound anytime, anywhere.

Qualcomm QCC3020 High-performance Bluetooth 5.0 Chipset

Equipped with Qualcomm QCC3020 chipset for fast and stable connection. High-performance Bluetooth 5.0* for fast transmission and stable connection.

APTX/AAC/SBC Wireless High-definition HiFi Experience

Supports Apple AAC and Android aptX codecs. Both are high-definition Bluetooth codecs with higher sound quality and lower latency. Experience superior sound via Bluetooth audio streaming.

DSP-enhanced Noise Reduction Technology

BT20S Pro built-in high-sensitivity microphone reduces environmental noise through DSP noise reduction technology, suppress background noise and reverberation for a quiet, seamless user experience.

Customized FPC Bluetooth Antenna

Flexible printed circuit board (FPC) antenna provides exceptional reception and transmission in a relatively small pattern that brings robust overall connectivity when making calls or listening to music, as well as an easier pairing experience.

1.Name: TRN BT20S PRO

2.Model: BT20S PRO

4.Bluetooth Version: 5.0

5.Color: Black

6.Interface: 2Pin/MMCX

7.Power capacity: 80mAh

8.Charging case power capacity: 700mAh

9.Standby time(bluetooth modules+charging case): 180H+720H

10.Playback time(bluetooth modules+charging case): 9H+64H

11.Effective Distance: About 10m

12.Charging Time: About 2 hours

13.Charging Port: Micro USB/DC 5V/60mA

14.Volume Control: Yes

Applicable earphone:

1. Use for 0.75MM connector Earphones

2. Use for 0.78MM connector Earphones

3.Use for 0.75MM QDC connector Earphones

4.Use for standard mmcx connector earphones

Note:It only has a cable pin adapter, not a complete cable


  1. Free worldwide Standard Shipping on orders under US$59
  2. Free worldwide Expedited Shipping on orders over US$59, US$7 for orders under US$59
  3. Free worldwide Express Shipping on orders over US$249, US$20 for orders under US$249

You can see more details in our Shipping Policy

One Year Warranty

KEEPHIFI warrants that your KEEPHIFI device and KEEPHIFI accessories shall, as of the date of delivery, be free from material defects for a period of one (1) year. (The date of delivery is considered the date that our delivery service has recorded delivering your KEEPHIFI product as per delivery tracking, not any other date.). This warranty extends only to personal use & does not extend to any product that has been used for commercial use, rental use, or use that is not intended. To be eligible for warranty service, you must contact under warranty, within the warranty period.

You can see more details in our Refund Policy