Mobility Sound BTH-300-AZ User manual

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<Product Descriptions>
•Bluetooth earphone with PTT for Zello iOS and
Android
•Built in PTT function button, Cell phone answer
(reject) key, and Volume control button
•Embedded 3.5mm jack is compatible with
iPhone earphone and many other earphones.
•Long talk time, up to 10 hours.
<Specification>
Dimension: 65mm X 30mm X 12mm
Temp: -10℃±2℃~ 50℃±2℃
Approx. Weight: 21.6g (External earphone is
excluded)
• Fully Qualified Bluetooth v4.0.
• Echo cancellation, noise reduction and
extended features
• High Quality DAC
• 80MHz RISC MCU and 80MIPS Kalimba DSP
• SBC, MP3, AAC, Fast stream, APTX codec
support
• RoHS compliant
•HSP, HFP, A2DP, AVRCP profile supports
• PTT function: built-in
• Talking Range: Bluetooth class 2, 10 meters
• Display LED: Blue and Red
•Power: Max 4dB
•Sensitivity: -90dB
• DC Input: 5 Vdc (std.)
•Standby Current: 6mA
• Battery: 190mAH
•Standby Time: 50 hours
• Talk Time: 10 Hours
BTH-300-AZ

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BTH-300-AZ

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BTH-300-AZ
BTH-300-AZ State and LED Flashing Pattern
BTH-300 linked with cell phone
Standby
3 flashes per 3 second
Standby
Press Talk/ END key when
there is no incoming call
<Nil>
If paired with iPhone, this will
start/stop the music playing
Press PTT button
ONE flash per second
Adjust the music volume of
smart phone
Music playing, double press
the volume keys
No LED ON
Skip to Next/Previous track
Linked with smart phone,
press TALK/END key when a
incoming call
ONE Blue LED flashes per second
Will pickup/End the call, the
music will stop during the call
and resume when call ends
During the call, press volume
keys
<Nil>
Adjust the speaker volume of
the cell phone
Standby mode, double press
TALK/End key
<Nil>
Redial last number
Charging BTH-300-AZ
During charging
Red LED continuous ON
<Nil>
Charging complete
No LED ON
<Nil>
Low battery
Red LED flashes once every 6
seconds
With beep sound every 6
seconds
Volume Adjustment
Volume UP
<Nil>
5 steps in volume adjust,
when reach the max
volume, a long beep is
heard
Volume down
<Nil>
5 steps, when reach the min
volume(Mute), a short
beeps is heard
Earphone
When a 3-pole earphone is plugged, only speaker is switched to the earpiece, need to use
BTH-300 built-in Microphone to talk
When a 4-pole iPhone standard earphone is plugged, both speaker and microphone are
switched to the earpiece, BTH-300 built-in microphone will not work.

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BTH-300-AZ
BTH-300-AZ External Audio Accessory (Optional)

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BTH-300-AZ
Pair BTH-300-AZ with iPhone
1. Make sure BTH-300 is OFF, and press power switch and hold for 6 seconds
2. BTH-300 is under pairing mode when you see RED-BLUE-RED-BLUE LED flashing.
3. Start Bluetooth function on your smart phone.
4. Find the device name “BTH-300-AZ”under Bluetooth column and connect it.
5. Start Zello, go to options, tap Push To Talk buttons, tap Wireless Zello button, start
Wireless button service, and then find the device PTT-Z and connect it.
6. Pairing process is completed.

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BTH-300-AZ
BTH-300-AZ Pairing Process for Zello Android
1. Make sure BTH-300-AZ is OFF, and press power switch and hold for 6 seconds
2. BTH-300-AZ is under pairing mode when you see the LED flashing RED and BLUE
alternatively.
3. Start Bluetooth function on your smart phone.
4. Find device name “BTH-300-PTT”and tap it
5. Start Zello, go to options, tap Push-to-Talk buttons, tap Bluetooth PTT control device,
and then select device name BTH-300-AZ.
6. Pairing process is completed