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Small black rectangular recorder with metal finish, USB-C port and 3.5 mm headphone jack

EVISTR L357 128GB Voice Recorder

SKU CH-ECJS-MX485

Compact voice recorder with 128 GB storage, USB-C charging and 100-hour battery life for lectures and meetings

  • Recording Media128 GB
  • PC InterfaceUSB_C
  • ConnectorHeadphones: 3.5 millimeters
  • Battery5.2 grams, 100 hours, lithium_polymer, 0.85 watt_hours, 1
  • Battery Life100 hours
  • SpecificationsSize: 64GB, Brand: EVISTR, Color: Black, Style: 128GB, Forma
  • 128 GB capacity stores up to 9320 hours of recordings
  • 100 hour battery life powers extended sessions without recharging
  • USB-C interface charges fully in 3 hours for quick turnaround
  • 1536 kbps stereo capture delivers crystal-clear audio quality
  • Voice-activated recording with 360° pickup captures every detail hands-free

Compact recorder for lectures and meetings

The EVISTR L357 provides 128 GB of storage and records in WAV or MP3 formats. Voice-activated recording starts automatically when sound is detected. A 3.5 mm headphone jack allows direct monitoring. It suits students, professionals and anyone capturing interviews or classes.

Thermals noise and power draw

Solid-state design means no moving parts and silent operation. The lithium-polymer battery weighs 5.2 grams and delivers 100 hours of rated life. A full charge takes three hours via USB-C and yields 32 hours of continuous recording or 35 hours of playback.

Build quality and daily connectivity

The metal chassis measures 3.86 by 1.2 by 0.47 inches for pocket portability. USB-C handles charging and file transfer to a PC. The 3.5 mm connector supports headphones for private playback. Buyers needing wireless sync or smartphone app control should look elsewhere.

Highlights

  • 128 GB capacity stores up to 9320 hours of recordings
  • 100 hour battery life powers extended sessions without recharging
  • USB-C interface charges fully in 3 hours for quick turnaround
  • 1536 kbps stereo capture delivers crystal-clear audio quality
  • Voice-activated recording with 360° pickup captures every detail hands-free

Specifications

BrandEVISTR
ModelL357-NEW-128GB
Recording Media128 GB
PC InterfaceUSB_C
ConnectorHeadphones: 3.5 millimeters
Battery5.2 grams, 100 hours, lithium_polymer, 0.85 watt_hours, 1
Battery Life100 hours
SpecificationsSize: 64GB,
Brand: EVISTR,
Color: Black,
Style: 128GB,
Format_0: wav,
Format_1: mp3_audio,
Battery_weight: 5.2 grams,
Battery_average_life: 100 hours,
Battery_cell_composition: lithium_polymer,
Skip_offer: false,
Unit_count_type: Count,
Unit_count_value: 1,
Part_number: L357-NEW-128GB,
Unspsc_code: 52161535,
Manufacturer: EVISTR,
Model_number: L357-NEW-128GB,
Num_batteries_type: nonstandard_battery,
Num_batteries_quantity: 1,
Headphones_jack: 3.5 millimeters,
Item_dimensions: 0.47 L x 1.2 W x 3.86 H inches,
Lithium_battery_packaging: batteries_contained_in_equipment,
Lithium_battery_
Dimensions0.47 L x 1.2 W x 3.86 H inches

Questions about this item

How do I install the EVISTR L357 and what step is often missed?

Connect the USB-C cable to a computer or charger for three hours to reach full charge, then press the power button; the step users skip is the initial format of the 128 GB internal memory before the first recording.

What maintenance or replacement will the L357 need later?

The sealed 500 mAh lithium-polymer cell is rated for about 100 hours of use per charge and cannot be user-replaced; when run-time drops noticeably the whole unit must be serviced.

What limit appears first during sustained use of the L357?

Continuous recording stops after 32 hours and playback after 35 hours on a full charge, so battery endurance is the first constraint you hit in long sessions.

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