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Small rectangular keychain voice recorder, matte finish, USB-C port and 3.5 mm headphone jack visible

AKALULI KL16022 64GB Voice Recorder Keychain

SKU CH-SD4V-GD91H

Keychain voice-activated recorder stores 64 GB and runs 28 hours per charge

  • Recording Formatwav
  • Recording Media64 GB
  • PC InterfaceUSB_C
  • ConnectorHeadphones: 3.5 millimeters
  • Battery15 grams, 28 hours, lithium_ion, 200 milliampere_hour, 2
  • Battery Life28 hours
  • 64 GB memory stores up to 760 hours of audio
  • 28-hour battery life supports extended recording sessions
  • USB-C interface enables fast charging and data transfer
  • Voice activation with seven sensitivity levels captures sound automatically
  • Compact keychain design weighs just 0.08 pounds

What this recorder is and who it fits

The AKALULI KL16022 is a 64GB voice recorder built into a keychain form factor. It captures audio in WAV format and stores up to 760 hours of recordings. The device weighs .08 pounds and measures .4 L x .94 W x 3.54 H inches, so it slips onto a key ring or into a pocket. It suits students, professionals and anyone needing a lightweight capture tool for lectures, meetings or personal notes.

Check your setup before ordering

The recorder connects via USB-C for file transfer and charging, so a free USB-C port or adapter is required on your computer. Playback uses a 3.5 mm headphone jack; ensure you have wired headphones or a suitable adapter if your device lacks that socket. The internal 200 mAh lithium-ion battery delivers 28 hours of continuous recording and recharges in about two hours; recording while charging is supported.

What it replaces and when to upgrade

This unit replaces smaller-capacity dictaphones or phone-based recording when 760 hours of storage and 28-hour battery life are needed without relying on a smartphone. The voice-activation sensitivity offers seven levels, reducing silent gaps in long sessions. It is not for users who require wireless file transfer, multi-track recording or onboard editing features beyond segment marking and volume adjustment.

Highlights

  • 64 GB memory stores up to 760 hours of audio
  • 28-hour battery life supports extended recording sessions
  • USB-C interface enables fast charging and data transfer
  • Voice activation with seven sensitivity levels captures sound automatically
  • Compact keychain design weighs just 0.08 pounds

Specifications

BrandAKALULI
ModelKL16022
Recording Formatwav
Recording Media64 GB
PC InterfaceUSB_C
ConnectorHeadphones: 3.5 millimeters
Battery15 grams, 28 hours, lithium_ion, 200 milliampere_hour, 2
Battery Life28 hours
SpecificationsSize: 64GB,
Brand: AKALULI,
Format: wav,
Battery_weight: 15 grams,
Battery_average_life: 28 hours,
Battery_cell_composition: lithium_ion,
Skip_offer: false,
Item_weight: 0.08 pounds,
Part_number: KL16022,
Unspsc_code: 52161535,
Manufacturer: AKALULI,
Model_number: KL16022,
Num_batteries_0_type: lithium_ion,
Num_batteries_0_quantity: 1,
Num_batteries_1_type: aaa,
Num_batteries_1_quantity: 1,
Control_method: touch,
Headphones_jack: 3.5 millimeters,
Item_dimensions: 0.4 L x 0.94 W x 3.54 H inches,
Lithium_battery_packaging: batteries_contained_in_equipment,
Lithium_battery_energy_conten
Dimensions0.4 L x 0.94 W x 3.54 H inches
Weight0.08 pounds

Questions about this item

What comes in the box and what must I buy separately?

The recorder has 64GB built-in storage and a USB-C port for charging and file transfer. A 3.5 mm headphone jack is included for playback. No separate media or cables are mentioned.

Which capacity should I choose for long lectures?

The single 64GB model stores up to 760 hours of WAV recordings, so it covers extended sessions without needing a larger option.

How long will the 28-hour battery last during a full day of classes?

The 200 mAh lithium-ion cell gives up to 28 hours of continuous recording and can record while charging via USB-C.

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