JBL Tune 700BT Teardown

Written By: Artur Huhtaniemi
Published: 31/12/24
  • Comments: 0

JBL Tune 700BT Teardown

Published: 31/12/24

Teardown

Introduction

General Specifications

Driver size (mm) - 40

Audio Specifications

Driver sensitivity at 1kHz/1mW (dB) - 102

Dynamic frequency response range (Hz) - 20Hz-20KHz

Impedance (ohms) - 32

Dimensions

Weight (g) - 220

Weight (oz) - 7.76

Control and Connection Specifications

Bluetooth profiles - A2DP 1.2, AVRCP 1.5, HFP 1.6, HSP 1.2

Bluetooth frequency - 2.402GHz-2.480GHz

Bluetooth transmitted modulation - GFSK, π/4DQPSK, 8DPSK

Bluetooth transmitter power - < 5dBm

Bluetooth version - 4.2

Battery

Charging time (hours from empty) - 2

Maximum play time (hours) - 27

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    • Model number is located under headband extension on the left side.

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    • cover is held by clips - insert shim at usb-port location, the work it around to undo other clips, this requires medium amount of force.

    • bottom part held by sideways retainers, only top part pried off!

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    • ear cup is held by clips, using slim shim separate between padding and plastic.

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    • driver is held by 3 (three) screws. internal cavity has soft silicone lining that might stick to base plastic, parts will separate with small force.

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    • pcb is held by one screw and plastic clips

    • VIMICROWX WS9623A (bluetooth ic)

    • CHIPSTAR CS4418D (130mW directd-drive amplifier)

    • LPS P53050 8pin chip (unknown function)

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    • microphone capsule is press-held inside dedicated slot (with hole to outside) encapsulated in rubber sleeve. accessible only form ear-cup side.

  7. Bt3ChKVDKGGHROFs
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    • cover is held by clips - insert shim at top of location, the work it around to undo other clips, this requires medium amount of force.

    • bottom part held by sideways retainers, only top part pried off!

  8. yBJtOGQWlPu6WRB5
    yBJtOGQWlPu6WRB5
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    • driver is held by 3 (three) screws. internal cavity has soft silicone lining that might stick to base plastic, parts will separate with small force.

  9. d1bpmjgPj1nZQjYI
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    • charger ic controller and battery

Author

Artur Huhtaniemi

Member since: 05/12/24

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