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Black over-ear headphones with adjustable headband, 90° swivel hinges and memory-foam earcups

SDI Technologies ANC Bluetooth Headphones LRT-ANC1 Black Over-Ear 40mm 100h 375g

SKU CH-9GVK-YPVAR

Over-ear headphones with 40 mm drivers, Bluetooth 5.4, active noise cancellation removing up to 99 % of ambient sound, 100-hour battery life, 90° swivel hinges and memory-foam ear cups weighing 375 g

  • TypeOver the Ear
  • ColorBlack
  • Driver Unit40 millimeters
  • THDOver Ear
  • Power Supplycell, product_specific, nonstandard_battery, true
  • ConnectorYes
  • Active noise cancellation removes 99% of ambient sound for focused listening
  • Bluetooth 5.4 delivers stable wireless connectivity with Hi-Res audio support
  • 100-hour battery life powers extended sessions with just 2 hours 5 minutes charging
  • 40mm drivers produce deep bass and clear vocals across the frequency range
  • Adjustable headband with 90° swivel hinges and memory foam earcups fits any head size

SDI Technologies ANC Bluetooth Headphones LRT-ANC1

The SDI Technologies LRT-ANC1 are over-ear wireless headphones with active noise cancellation and Bluetooth 5.4 connectivity. They deliver Hi-Res audio through 40mm drivers and provide up to 100 hours of playback time. The black design includes memory foam ear cups and a 90-degree swivel hinge for flat packing.

Ideal for commuters and office workers needing

These suit listeners who want effective noise reduction for travel or open-plan offices. The adjustable headband fits various head sizes for extended comfort. Buyers who require waterproof protection for heavy rain or swimming should consider other options. The wired connection option supports passive use when the battery is depleted.

100-hour battery life with 2-hour charge

A full charge takes approximately two hours and five minutes, yielding the rated 100 hours of operating time. The USB Type-C cable is included for recharging. This endurance covers multiple long-haul flights or a full work week without needing a power outlet.

Highlights

  • Active noise cancellation removes 99% of ambient sound for focused listening
  • Bluetooth 5.4 delivers stable wireless connectivity with Hi-Res audio support
  • 100-hour battery life powers extended sessions with just 2 hours 5 minutes charging
  • 40mm drivers produce deep bass and clear vocals across the frequency range
  • Adjustable headband with 90° swivel hinges and memory foam earcups fits any head size

Specifications

BrandSDI Technologies
ModelANC Bluetooth Headphones, LRT- ANC1
Part NumberLRT- ANC1
TypeOver the Ear
ColorBlack
Driver Unit40 millimeters
THDOver Ear
Power Supplycell, product_specific, nonstandard_battery, true
ConnectorYes
Ear Couplingover_ear
Cord LengthUser Manual
Weight375 grams
Noise CancellingActive
Wireless TypeBluetooth
Battery100 hours
Operating Time100 hours
Charge Time2 hours, 5 minutes
Contains Embedded Batterycell
Featuresactive_noise_cancellation, 5.4, 100 hours, push_button, Wireless, Over Ear, hybrid_driver, Monster Persona SE ANC Headphones × 1
Package ContentsMonster Persona SE ANC Headphones × 1, Type C- Charging Cable x 1, User Manual

Questions about this item

Which version of these headphones should I choose if I want the 100-hour battery life?

The LRT-ANC1 model delivers 100 hours of playback on a single charge, so this version provides the full battery life stated.

What does the 99% noise removal claim mean when I am actually wearing them?

The advanced ANC chip removes up to 99% of ambient sound, so most background noise is silenced while you listen.

How does Bluetooth 5.4 affect the connection on this model?

Bluetooth 5.4 gives a more stable wireless link with fewer dropouts during music playback and calls.

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