User Manual

Quick Start Guide
! IMPORTANT SAFETY INFORMATION
1. Read these instructions.
2. Keep these instructions.
3. Heed all warnings.
4. Follow all instructions.
5. Do not use this apparatus
near water.
6. Clean only with dry cloth.
7. Disposal of a battery into re
or a hot oven, or mechanically
crushing or cutting of a battery,
can result in an explosion.
8. Leaving a battery in an extremely
high temperature surrounding
environment can result in an
explosion, or the leakage of
ammable liquid or gas.
9. A battery subjected to extremely
low air pressure may result in
an explosion or the leakage of
ammable liquid or gas.
10. Do not disassemble or modify
this product.
11. Do not replace a battery.
It can defeat a safeguard.
12. Please store this product in a
clean and dry environment.
13. Charge it once a month
(minimum).
V 1.0
14. Do not leave unattended
while charging.
15. WARNING! Choking and
Swallowing Hazard. Keep the
product safely out of reach of
children and pets. The small size
and the internal battery present a
choking and swallowing hazard.
Failure to follow instructions
may lead to permanent damage
or death.
16. WARNING! To prevent possible
hearing damage, do not listen
at high volume levels for long
periods.
Accessories List
• BT251-BK cable
• Zipper case
• USB charging cable
• This quick start guide
Features
• Professional studio-grade Bluetooth adapter for in-ear monitors
• Bluetooth technology for exceptional sound quality
with up to 33 ft (10 m) of wireless freedom
• Bluetooth communication support for seamless phone calls and
eortless music control
• Enjoy up to 7 hours of battery life for non-stop listening pleasure
• Compatible with most earphones and headphones containing
MMCX connectors
• 360-degree rotating gold-plated MMCX lock-snap connector for
convenience and exibility
• Advanced DSP for optimized sound quality from a wide range of
audio devices
• Supports Qualcomm aptX high-quality and low-latency audio for
enhanced video watching and gaming experiences
• Built-in CVC technology isolates the user's voice from
surrounding noise for clear phone conversation
• Secure over-the-ear exible design ensures earphone stability
and comfort
• USB charging cable included
Controls
Getting Started
Charging
• Before use, please read this quick start guide carefully and
keep it in a safe place.
• Please fully charge the battery before use.
• Do not leave unattended while charging.
• Please regularly charge the battery if you have not used the cable for a
long time (more than 3 months).
• Please use the supplied charger cable only.
Battery pod
USB charging port
Charging/Bluetooth LED
and microphone
Control buttons
WARNING: Avoid the following:
• Replacement of a battery that can defeat a safeguard.
• Disposal of a battery into re or a hot oven, or mechanically crushing or
cutting of a battery, that can result in an explosion.
• Leaving a battery in an extremely high temperature surrounding
environment that can result in an explosion or the leakage of ammable
liquid or gas.
• A battery subjected to extremely low air pressure that may result in an
explosion or the leakage of ammable liquid or gas.
Bluetooth pairing
You will hear voice prompt for pairing after power on. Please refer to function
map table for other functions.
Bluetooth functions for Bluetooth-enabled earphones can be accessed from the
controller pod embedded in the earphone cable:
Power ON / OFF
Power On Press center key for 3 seconds
Power Off Press center key for 3 seconds
BT251-BK
Bluetooth Wireless Adapter for
In-Ear Monitors with MMCX Connectors
LEGAL DISCLAIMER
Music Tribe accepts no liability for any loss which may be suered by any person who
relies either wholly or in part upon any description, photograph, or statement contained
herein. Technical specications, appearances and other information are subject to change
without notice. All trademarks are the property of their respective owners. Midas, Klark
Teknik, Lab Gruppen, Lake, Tannoy, Turbosound, TC Electronic, TC Helicon, Behringer,
Bugera, Oberheim, Auratone and Coolaudio are trademarks or registered trademarks of
Music Tribe Global Brands Ltd. © Music Tribe Global Brands Ltd. 2021 All rights reserved.
LIMITED WARRANTY
For the applicable warranty terms and conditions and additional information regarding
Music Tribe’s Limited Warranty, please see complete details online at
musictribe.com/warranty.