OTR MW-2I User Manual

User manual

OTR wood portable FM radio & Bluetooth speaker

MW-2I

Product Diagram

Panel

1 Frequency Modulation (FM)
2 Frequency Scale
3 Switch for Power and Function Selection
4 Volume Adjustment
5 Status Indicator

Back Board

6 Multi-functional USB Socket（Charge, AUX IN)
7 Charging Status Indicator

Product Usage

Power Source

Power supply by inner rechargeable lithium polymer battery (3.7V/1000mA)

Charge

Plug in the USB socket on the back board with specialized charging cable (or other suitable cable),
and connect with charger of 5V, current is greater than or equal to 500 mA. (See in picture 2,
position 7), charging indicator is red, and will turn green when finished.

On/Off

(See in picture 1, position 3), power switch and function selection share the same knob, twist the
knob to OFF means turn off, and turn to FM/BT/AUX start corresponding function. The knob can
be twisted either clockwise or counter-clockwise.

Volume Adjustment

(Picture 1, position 4) Volume increase by twisting the knob clockwise and twisting
counter-clockwise to turn down.

Receive FM Broadcast

(Picture 1, position 3) Twist the function select knob to FM, and rotate the knob for radio station
selection to look for your favorite station.
Indicator emits green light when receive the radio station successfully, (picture 1, position 5) but

never lights while the signal is weak.

Bluetooth Usage

(Picture 1, position3) Twist the knob to BT (Bluetooth) function, then you will hear sounds “Di Di”
for matching preparation, while indicators (picture 1, position 5) flashes white light. Take out blue
device such as your cellphone, search the MUZEN OTR Metal Bluetooth, and click to connect.
The light keeps white after connected when you can open the player for music.

Usage for AUX INPUT

The radio is allowed to connect external signal (cellphone MP3, iPad, PC, etc.) with the standard
charging cable and signal line with 3.5mm socket. When using, twist the knob to AUX (picture 1,
position 3), indicator emits orange light (picture 1, position 5), which indicates broadcast signal.

Product Features

1. Using specialized reception chip of high quality, special cable and circuit, and other
professional circuit, its reception sensitivity and other performance become outstanding.

2. Adopting special electroacoustic design and adjust by professional tuner, the radio enjoys a
excellent sound quality.

3. Retro design, mini size, nobility and elegance.

Technical Configuration

1. Frequency Scope: FM 87-108MHZ

2. Reception Sensitivity: 3UV

3. Signal to Noise (SNR): >60db

5. Selectivity: >60 db

6. Distortion Rate: 0.5%

7. Max Power Output: 5W/Bluetooth 2W/Reception

8. Bluetooth Version: 4.0

9. Speaker: 40mm neodymium iron boron full frequency speaker

10. Product Size: 88*61*49MM

11. Net Weight: about 440g

Circumstance Requirement

Height: Below 3000 meter
Temperature: F0-40℃
Condition for Usage: Indoor

FAQ for Mao King OTR