MobilitySound Bluetooth Earphone with PTT Specifications

June 7, 2024
MobilitySound

MobilitySound Bluetooth Earphone - Logo

BTH-300-R5

MobilitySound Bluetooth Earphone 1

Product Descriptions

  • Bluetooth earphone with PTT for walkie talkie ICOM, Kenwood, BT dongles
  • Built-in PTT function button and Volume control button
  • The Embedded 3.5mm jack is compatible with iPhone earphones 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 v4.1.
  • 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
  • HFP 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

MobilitySound Bluetooth Earphone - Specification 1

MobilitySound Bluetooth Earphone - Specification 2

How to use

PIO state statement
Power S/W long-held( >= lsec) Device on
Power S/W long-held( >= 2.5sec) Device off
Power S/W long-press >6sec Enter pairing mode from power off
Connection key short press Connection (Kenwood only)
VOL+ short press Volume up
VOL+ long-held( >=0.8sec) Volume up continuously
VOL- short press Volume down
VOL- long-held( >=0.8sec) Volume down continuously

BTH-300-R State and LED Flashing Pattern

Blue led on: 2 sec, off 1 sec, repeat| All profiles are on standby but not connected with any Cellphone device yet.
---|---
Blue led flash every 2 sec| HA) is connected.
Blue led and red led flash alternative repeat| Enter pairing mode.
Red led On| Battery Charging
Red led Off| Battery Full

BTH-300 External Audio Accessory (Optional)

MobilitySound Bluetooth Earphone - Audio accesory

Pair BTH-300-R5 with radios

  1. Make sure BTH-300 is OFF, and press the power switch and hold for 6 seconds
  2. BTH-300 is under pairing mode when you see RED/BLUE led flashing.
  3. Start Bluetooth function on your smartphone.
  4. After you hear connects sound, press the Connection Key button once. (Kenwood only)
  5. The pairing process is completed.

NOTE
The BTH-300-R5 is only for one radio. When you paired with the new radio the old one will be erased.

MobilitySound Bluetooth Earphone - Logo

www.mobilitysound.com
info@mobilitysound.com

TEL: 886-2-22232377

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