CHINA ELECTRONICS MD1U User Manual

MD1U Bluetooth Speaker

Art. No.: T-1D

Features and Specifications

 Main Device Parameters
 Output Power: 12W*2
 Frequency Response: 80Hz-16kHz
 RMS: 24W(THD=10%)
 Driver: 3"*2
 Power Supply: DC 5V 2000mA
 Distortion: <0.5%
 S/N: >65dB
 Battery Capacity:7.4V 2200mAh
 Battery Play Time: 4—5 hours
 Battery Charging Time: 4—5hours
 Product Size: L260*W150*H150mm
 Product Weight: 2100g

Package Contents

1. Speaker

2. User Manual

3. Adapter DC5V 2A

4. 3.5mm Audio Cable

Charging the Speaker
Before using the speaker for the first time charge it for at least 24 hours.

1. Plug the adapter with the USB cable into the charging socket of the speaker. Plug the
other end of the adapter into a wall outlet. The red LED indicator on the speaker will light up and
your speaker will start charging.

2. The red LED turns on to indicate that the unit is charging.

3. Once fully charged, the red LED turns off.

4. Under “ON”, the red light will be off when charging.
Pairing the Device

1. Place speaker within 30ft of the Bluetooth-enabled device.

2. Slide the ON/OFF button to ON. The blue LED flashes 3 times slowly, then flashes
quickly to indicate Bluetooth pairing mode.

3. Follow the instructions of your device to search for the speaker.

4. The speaker is called "TEWELL T-1D." If a PIN is required, enter "0000."

5. The blue LED flashes when pairing is complete.

Basic instructions
To turn the speaker on, press the ON/OFF button to ON.
The speaker beeps and a blue LED flashes slowly.
The blue LED stays on when playing music.
When the battery is low, the machine indicates ”beep” with intervals every 1 minutes

LED indicator
Charging: Red LED on (the speaker off)
Fully Charged: Red LED off
Pairing Mode: Blue LED flashes quickly
Connected: Blue LED on
Playing: Blue LED on

Safety information
To reduce the risk of electric shock, do not attempt to disassemble the device.
Do not use this product in an aircraft or in a hospital.
Do not expose the device to direct sunlight, heat or flame.
The device may become warm while charging.
Caution
 Any changes or modifications not expressly approved by the party responsible for

compliance could void the user's authority to operate this equipment.

 This device and its antenna(s) must not be co-located or operated in conjunction with any

other antenna or transmitter.

Speaker button functions