JBL JR 31 0BT Headphone User Guide

June 7, 2024
JBL

**JBL JR 31 0BT Headphone User Guide

**

WHAT’S THE IN BOX

Box Items

POWER ON & CONNECT

Power On and Connections

MANUAL PAIRING

Manual Pairing

COMMAND BUTTON

Button Command

Charging

Charging Instructions

LED Behaviors

LED Behaviors

TECHNICAL SPECIFICATION

  • Model: JR31OBT
  • Driver size: 32 mm / 1.25 ” Dynamic driver
  • Power supply: 5.0 V 1.0 A
  • Weight: 115 g / 0.254Ibs
  • Battery type: Lithium-ion Polymer (410 mAh, 3.7 V)
  • Charging time: <2 hrs from empty
  • Music play time with BT on:  30 hrs
  • Frequency Response:  20 Hz — 20 kHz
  • Impedance:  32 ohm
  • Sensitivity: 90 dB SPL lkHz / 1mW
  • Maximum SPL: 80 dB
  • Microphone sensitivity: -40 ± 3 dBV@lkHz/Pa
  • Bluetooth version: 5.0
  • Bluetooth profile version: A2DP V1.3, AVRCP V1.5,HFP V1.6
  • Bluetooth transmitter frequency range: 2.4 GHz -2.4835 GHz
  • Bluetooth transmitter power: <4 dbm
  • Bluetooth transmitter modulation: USK, n/4 DQPSK, 8DPSK
  • Maximum operation temperature: 45 °C

The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by HARMAN International Industries, Incorporated is under license. Other trademarks and trade names are those of their respective owners.

TO PROLONG BATTERY LIFESPAN, FULLY CHARGE AT LEAST ONCE EVERY 3 MONTHS. BATTERY LIFE VARIES BY USE AND SETTINGS.

References

Read User Manual Online (PDF format)

Read User Manual Online (PDF format)  >>

Download This Manual (PDF format)

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