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Wired & Wireless Speakers
Revision
Description
Date
Changes
Checked
0.1
Initial Draft
2016-11-29
Wilson Wong
0.2
Change Power On LED status
2016-12-09
Wilson Wong
0.3
Update Power consumption data
2016-12-29
Wilson Wong
AVANTREE
BTSP-750-B
UI Specification Document
Table of
Revisions:
GGEC Hong Kong Limited, Tel: +852 25861700 P.1/4
Page 2
LED status
BLUE
Pairing name :
Avantree SP750
SW-ON
BT Waiting(SF),
Press BT button to BT Pairing(FF)
BT Waiting(PC mode)
SF
BT Pairing
FF
BT Connected
ON
SW-OFF
X
Connectors
1x Fixed 3.5 mm(0.14”) AUX-In cable
1x 3.5 mm(0.14”) Headphone Jack
Bluetooth
Supported Bluetooth Profiles:A2DP, AVRCP
Supported Codec: SBC
Wired & Wireless Speakers
Preliminary Specification:
1.0 Introduction
“AVANTREE PC+BT” is a Computer and Bluetooth dual-function stereo speakers, support for electrical adaptor
for the local power supply. Using blue LED lights to display playback and work of the state, the CSR8630 lowpower stereo Bluetooth chip, Compliant with Bluetooth V4.0 specification, fully downward compatible with
Bluetooth versions.
2.0 Electrical description:
1. External AC Power supply to DC 12VDC, and 1.0A
2. Driver 8 ohm speakers Dia. 58mm, and passive Radiator Dia.65.5mm
3.0 UI description:
1. Tone notice for BT: Power On(Tone), Power Off(Tone), Connected(Tone), Dis-connected(Tone)
2. LED indicator: FF=Fast Flash [100ms/100ms off], SF=Slow Flash [500mS/500mS off],
3. Power On slow flashing (BT Waiting), fast flashing (BT Pairing), Solid Blue (BT Connected)
4. Blue LED flash fast, it means that is under Pairing mode, if no one pairs within 1 mins, the unit will change
to Standby mode, press MFB button to wake-up & auto connecting last paired device. User can play with
mobile phone/ pad again.
5. When unit at BT mode, user can press and hold MFB button 2 seconds switch to Pairing mode, press and
hold MFB button 2 seconds again to Standby mode
4.0 Product Highlights:
GGEC Hong Kong Limited, Tel: +852 25861700 P.2/4
Operating Range: (2.402GHz-2.480GHz)
Up to 10 meters measured in line of sight.
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Controls
Volume control with ON/OFF function (Power ON, Volume adjustment)
Ideal Application
Bluetooth-enabled mobile phones, computers, iPads, iPods, and other handheld
devices
Phone Function
NO
5.0 Power consumption test
ELECTRICAL CHARACTERISTICS
MINIMUM
TYPICAL
MAX
UNIT
Distribution range of input voltage
9
10
12
VDC
Standby current
48
58
70
mA
Bluetooth is connected current
58
70
mA
Playback Current (1khz, 0dB), (Player Samsung Tab2)
400
(1/2volume)
1000
mA
SNR
80
dB
Speaker output frequency response range
100-20K
HZ
Distortion + Noise (8 ohm speakers)
10
%
Frequency Range
2.4-2.48
GHZ
Transmission distance (Class 2)
10
Meter
Wired & Wireless Speakers
6.0 Electro-acoustic test, Speaker Test Curve
GGEC Hong Kong Limited, Tel: +852 25861700 P.3/4
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Function
Before
operation
Status
switch
Volume Knob
Multi
Function
Button
LED
Description
Remark Description
Power ON
OFF
Clockwise
to turn ON
Blue light On
with a tone 6S
automatically back to the
connection, such as no
matching records, will go
to standby mode
Power
OFF
ON
Anticlockwise
to turn OFF
Blue light Off
a tone
Bluetooth
state
connected
Blue light On
Automatic back
connection, a tone
Connected
re-pairing
Long
press 2s
The blue light
flashes
Manually enter the
pairing, a tone. If no
connect & matching
records, will go to standby
mode after 1 min
Clear the
memory
pair
Long
press 5s
Blinking blue
light, clear
Memory pairing
There are beeps,
manually re-boot
Exit
pairing
mode
Long
press 2s
Blue light On
Manually enter the
pairing, a tone
Volume +
Turn clockwise
to increase the
volume
Volume -
Turn anti
clockwise to
decrease the
volume
Wired & Wireless Speakers
7.0 Key definition, Operations and user interface definitions
GGEC Hong Kong Limited, Tel: +852 25861700 P.4/4
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This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1)
this device may not cause harmful interference, and (2) this device must accept any interference received,
including interference that may cause undesired operation.
Any changes or modifications not expressly approved by the party responsible for compliance
could void the user's authority to operate the equipment.
NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device,
pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against
harmful interference in a residential installation. This equipment generates, uses and can radiate radio
frequency energy and, if not installed and used in accordance with the instructions, may cause harmful
interference to radio communications. However, there is no guarantee that interference will not occur in a
particular installation.
If this equipment does cause harmful interference to radio or television reception,
which can be determined by turning the equipment off and on, the user is encouraged to try to correct the
interference by one or more of the following measures:
-- Reorient or relocate the receiving antenna.
-- Increase the separation between the equipment and receiver.
-- Connect the equipment into an outlet on a circuit different
from that to which the receiver is connected.
-- Consult the dealer or an experienced radio/TV technician for help.
The device has been evaluated to meet general RF exposure requirement. The device can be used in portable
exposure condition without restriction.
FCC ID: 2AITF-BTSP-750-B
GGEC Hong Kong Limited, Tel: +852 25861700 P.4/5
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