.hide-partial { max-height: none; } .show-more { display: none; }

ARM Cortex M33 Core RF System on a Chip - SoC

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 499

Applied Filters:

Core = ARM Cortex M33

Manufacturer

Type

Operating Frequency

Maximum Data Rate

Output Power

Sensitivity

Supply Voltage - Min

Supply Voltage - Max

Supply Current Receiving

Supply Current Transmitting

Program Memory Size

Minimum Operating Temperature

Maximum Operating Temperature

Package / Case

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

RF System on a Chip - SoC BG27, 2.4 GHz, 768kB Flash, 64kB RAM, +6 dBm, +125C, QFN40

EFR32BG27C230F768IM40-B
Silicon Labs
1: $7.09
2,366In Stock

Mfr. Part #
EFR32BG27C230F768IM40-B

Mouser Part #
634-BG27C23068IM40-B

Silicon Labs

RF System on a Chip - SoC BG27, 2.4 GHz, 768kB Flash, 64kB RAM, +6 dBm, +125C, QFN40

Learn More

Datasheet

2,366In Stock

$7.09

$4.71

$4.36

$3.79

View

Min.: 1
Mult.: 1

BLE

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.3 dBm

1.71 V

3.8 V

3.6 mA

11.3 mA

768 kB

- 40 C

+ 125 C

QFN-40

Tray

RF System on a Chip - SoC MG27, 2.4 GHz, 768kB Flash, 64kB RAM, +8 dBm, +125C, QFN40

EFR32MG27C140F768IM40-B
Silicon Labs
1: $6.39
2,836In Stock

Mfr. Part #
EFR32MG27C140F768IM40-B

Mouser Part #
634-MG27C14068IM40-B

Silicon Labs

RF System on a Chip - SoC MG27, 2.4 GHz, 768kB Flash, 64kB RAM, +8 dBm, +125C, QFN40

Learn More

Datasheet

2,836In Stock

$6.39

$5.53

$4.88

$4.59

View

Min.: 1
Mult.: 1

BLE, Zigbee

ARM Cortex M33

2.4 GHz

2 Mbps

8 dBm

- 96.3 dBm

1.71 V

3.8 V

3.6 mA

11.3 mA

768 kB

- 40 C

+ 125 C

QFN-40

Tray

RF System on a Chip - SoC MG27, 2.4 GHz, 768kB Flash, 64kB RAM, +6 dBm, +125C, QFN40

EFR32MG27C230F768IM40-B
Silicon Labs
1: $6.45
4,889In Stock

Mfr. Part #
EFR32MG27C230F768IM40-B

Mouser Part #
634-MG27C23068IM40-B

Silicon Labs

RF System on a Chip - SoC MG27, 2.4 GHz, 768kB Flash, 64kB RAM, +6 dBm, +125C, QFN40

Learn More

Datasheet

4,889In Stock

$6.45

$4.97

$4.04

$3.68

View

Min.: 1
Mult.: 1

BLE, Zigbee

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.3 dBm

1.71 V

3.8 V

3.6 mA

11.3 mA

768 kB

- 40 C

+ 125 C

QFN-40

Tray

RF System on a Chip - SoC Wireless, ultralow power SOC and 2.4GHZ transceiver

nRF5340-QKAA-R
Nordic Semiconductor
1: $9.15
23,788In Stock

Mfr. Part #
nRF5340-QKAA-R

Mouser Part #
949-NRF5340-QKAA-R

Nordic Semiconductor

RF System on a Chip - SoC Wireless, ultralow power SOC and 2.4GHZ transceiver

Learn More

Datasheet

23,788In Stock

Cut Tape

$9.15

$8.06

Reel

$8.06

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Bluetooth

ARM Cortex M33

2.4 GHz

2 Mbps

3 dBm

- 98 dBm

1.7 V

5.5 V

2.6 mA

3.2 mA

256 kB, 1 MB

- 40 C

+ 105 C

QFN-94

Reel, Cut Tape, MouseReel

RF System on a Chip - SoC FG25, Sub-GHz, 1920kB Flash, 512kB RAM, FSK/O-QPSK/OFDM, +125C, QFN56

EFR32FG25A221F1920IM56-B
Silicon Labs
1: $24.11
1,298In Stock

Mfr. Part #
EFR32FG25A221F1920IM56-B

Mouser Part #
634-25A221F1920IM56B

Silicon Labs

RF System on a Chip - SoC FG25, Sub-GHz, 1920kB Flash, 512kB RAM, FSK/O-QPSK/OFDM, +125C, QFN56

Learn More

Datasheet

1,298In Stock

$24.11

$19.33

$18.28

$17.18

View

Min.: 1
Mult.: 1

Sub-GHz

ARM Cortex M33

2.4 Mbps

16 dBm

- 95.3 dBm

1.71 V

3.8 V

6.28 mA

186 mA

1920 kB

- 40 C

+ 125 C

QFN-56

Tray

RF System on a Chip - SoC BG24, 2.4 GHz, 1024kB Flash, 128kB RAM, +20 dBm, Secure Vault High, MVP, +125C, QFN48

EFR32BG24B220F1024IM48-B
Silicon Labs
1: $10.07
200In Stock

Mfr. Part #
EFR32BG24B220F1024IM48-B

Mouser Part #
634-32BGB220F102448B

Silicon Labs

RF System on a Chip - SoC BG24, 2.4 GHz, 1024kB Flash, 128kB RAM, +20 dBm, Secure Vault High, MVP, +125C, QFN48

Learn More

Datasheet

200In Stock

$10.07

$7.31

$6.82

$5.99

View

Min.: 1
Mult.: 1

Bluetooth

ARM Cortex M33

2.4 GHz

2 Mbps

19.5 dBm

- 94.8 dBm

1.71 V

3.8 V

4.4 mA

156.8 mA

1 MB

- 40 C

+ 125 C

QFN-48

Tray

RF System on a Chip - SoC FG28, Sub-GHz, 1024kB Flash, 128kB RAM, +14 dBm, Secure Vault-Mid, QFN48

EFR32FG28A010F1024GM48-A
Silicon Labs
1: $13.52
435In Stock

Mfr. Part #
EFR32FG28A010F1024GM48-A

Mouser Part #
634-FG28A010FGM48A

Silicon Labs

RF System on a Chip - SoC FG28, Sub-GHz, 1024kB Flash, 128kB RAM, +14 dBm, Secure Vault-Mid, QFN48

Learn More

Datasheet

435In Stock

$13.52

$10.15

$9.67

$8.40

View

Min.: 1
Mult.: 1

Sub-GHz

ARM Cortex M33

14 dBm

- 125.8 dBm

1.71 V

3.8 V

6.1 mA

26.2 mA

1 MB

- 40 C

+ 85 C

QFN-48

Tray

RF System on a Chip - SoC FG28, Sub-GHz, 1024kB Flash, 128kB RAM, +14 dBm, Secure Vault-Mid, QFN68

EFR32FG28A010F1024GM68-A
Silicon Labs
1: $14.32
459In Stock

Mfr. Part #
EFR32FG28A010F1024GM68-A

Mouser Part #
634-FG28A010FGM68A

Silicon Labs

RF System on a Chip - SoC FG28, Sub-GHz, 1024kB Flash, 128kB RAM, +14 dBm, Secure Vault-Mid, QFN68

Learn More

Datasheet

459In Stock

$14.32

$10.75

$10.24

$8.89

View

Min.: 1
Mult.: 1

Sub-GHz

ARM Cortex M33

14 dBm

- 125.8 dBm

1.71 V

3.8 V

6.1 mA

26.2 mA

1 MB

- 40 C

+ 85 C

QFN-68

Tray

RF System on a Chip - SoC FG28, Sub-GHz, 1024kB Flash, 256kB RAM, +14 dBm, Secure Vault-Mid, QFN48

EFR32FG28A110F1024GM48-A
Silicon Labs
1: $12.31
421In Stock

Mfr. Part #
EFR32FG28A110F1024GM48-A

Mouser Part #
634-FG28A110FGM48A

Silicon Labs

RF System on a Chip - SoC FG28, Sub-GHz, 1024kB Flash, 256kB RAM, +14 dBm, Secure Vault-Mid, QFN48

Learn More

Datasheet

421In Stock

$12.31

$10.68

$10.12

$9.33

View

Min.: 1
Mult.: 1

Sub-GHz

ARM Cortex M33

14 dBm

- 125.8 dBm

1.71 V

3.8 V

6.1 mA

26.2 mA

1 MB

- 40 C

+ 85 C

QFN-48

Tray

RF System on a Chip - SoC FG28, Sub-GHz, 1024kB Flash, 256kB RAM, +20 dBm, Secure Vault-Mid, QFN48

EFR32FG28A120F1024GM48-A
Silicon Labs
1: $12.79
210In Stock

Mfr. Part #
EFR32FG28A120F1024GM48-A

Mouser Part #
634-FG28A120FGM48A

Silicon Labs

RF System on a Chip - SoC FG28, Sub-GHz, 1024kB Flash, 256kB RAM, +20 dBm, Secure Vault-Mid, QFN48

Learn More

Datasheet

210In Stock

$12.79

$11.10

$10.51

$9.70

View

Min.: 1
Mult.: 1

Sub-GHz

ARM Cortex M33

20 dBm

- 125.8 dBm

1.71 V

3.8 V

6.1 mA

26.2 mA

1 MB

- 40 C

+ 85 C

QFN-48

Tray

RF System on a Chip - SoC FG28, Sub-GHz, 1024kB Flash, 256kB RAM, +20 dBm, Secure Vault - High, MVP, QFN68

EFR32FG28B320F1024IM68-A
Silicon Labs
1: $11.42
403In Stock

Mfr. Part #
EFR32FG28B320F1024IM68-A

Mouser Part #
634-FG28B320FIM68A

Silicon Labs

RF System on a Chip - SoC FG28, Sub-GHz, 1024kB Flash, 256kB RAM, +20 dBm, Secure Vault - High, MVP, QFN68

Learn More

Datasheet

403In Stock

$11.42

$9.92

$9.39

$8.67

View

Min.: 1
Mult.: 1

Sub-GHz

ARM Cortex M33

20 dBm

- 125.8 dBm

1.71 V

3.8 V

6.1 mA

26.2 mA

1 MB

- 40 C

+ 125 C

QFN-68

Tray

RF System on a Chip - SoC FG28, Sub-GHz +20, 2.4 GHz +10, 1024kB Flash, 256kB RAM, +20 dBm, Secure Vault - High, MVP, QFN68

EFR32FG28B322F1024IM68-A
Silicon Labs
1: $15.49
1,387In Stock

Mfr. Part #
EFR32FG28B322F1024IM68-A

Mouser Part #
634-FG28B322FIM68A

Silicon Labs

RF System on a Chip - SoC FG28, Sub-GHz +20, 2.4 GHz +10, 1024kB Flash, 256kB RAM, +20 dBm, Secure Vault - High, MVP, QFN68

Learn More

Datasheet

1,387In Stock

$15.49

$13.45

$12.74

$11.77

View

Min.: 1
Mult.: 1

Sub-GHz

ARM Cortex M33

20 dBm

- 125.8 dBm

1.71 V

3.8 V

6.1 mA

26.2 mA

1 MB

- 40 C

+ 125 C

QFN-68

Tray

RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 10dB, Bluetooth 5.1, 1024kB, 96kB(RAM), 20 GPIO

EFR32BG21A010F1024IM32-BR
Silicon Labs
1: $7.94
938In Stock

Mfr. Part #
EFR32BG21A010F1024IM32-BR

Mouser Part #
634-B21A010F102432BR

Silicon Labs

RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 10dB, Bluetooth 5.1, 1024kB, 96kB(RAM), 20 GPIO

Learn More

Datasheet

938In Stock

Cut Tape

$7.94

$6.88

$6.49

$5.99

View

Reel

$4.25

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Bluetooth

ARM Cortex M33

2.4 GHz

2 Mbps

10 dBm

- 94.4 dBm

1.71 V

3.8 V

8.8 mA

33.8 mA

1 MB

- 40 C

+ 125 C

QFN-32

Reel, Cut Tape, MouseReel

RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 20dB, Bluetooth 5.1, 1024kB, 96kB(RAM), 20 GPIO

EFR32BG21A020F1024IM32-BR
Silicon Labs
1: $9.41
2,000In Stock

Mfr. Part #
EFR32BG21A020F1024IM32-BR

Mouser Part #
634-B21A020F102432BR

Silicon Labs

RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 20dB, Bluetooth 5.1, 1024kB, 96kB(RAM), 20 GPIO

Learn More

Datasheet

2,000In Stock

Cut Tape

$9.41

$8.17

$7.72

$7.12

View

Reel

$5.63

Min.: 1
Mult.: 1

Reel: 2,500

Bluetooth

ARM Cortex M33

2.4 GHz

2 Mbps

20 dBm

- 94.4 dBm

1.71 V

3.8 V

8.8 mA

33.8 mA

1 MB

- 40 C

+ 125 C

QFN-32

Reel, Cut Tape

RF System on a Chip - SoC Blue Gecko, QFN40, 2.4G, 6dB, Bluetooth 5.2, 352kB, 32kB(RAM), 26 GPIO

EFR32BG22C222F352GM40-CR
Silicon Labs
1: $6.03
7,500In Stock

Mfr. Part #
EFR32BG22C222F352GM40-CR

Mouser Part #
634-ER32BG22352GM4CR

Silicon Labs

RF System on a Chip - SoC Blue Gecko, QFN40, 2.4G, 6dB, Bluetooth 5.2, 352kB, 32kB(RAM), 26 GPIO

Learn More

Datasheet

7,500In Stock

Cut Tape

$6.03

$3.99

$3.64

$3.09

Reel

$2.21

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Bluetooth

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm

1.71 V

3.8 V

3.6 mA

8.2 mA

352 kB

- 40 C

+ 85 C

QFN-40

Reel, Cut Tape, MouseReel

RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 6dB, Bluetooth 5.2, 512kB, 32kB(RAM), 18 GPIO

EFR32BG22C224F512GM32-C
Silicon Labs
1: $5.13
3,540In Stock

Mfr. Part #
EFR32BG22C224F512GM32-C

Mouser Part #
634-ER32BG22512GM32C

Silicon Labs

RF System on a Chip - SoC Blue Gecko, QFN32, 2.4G, 6dB, Bluetooth 5.2, 512kB, 32kB(RAM), 18 GPIO

Learn More

Datasheet

3,540In Stock

$5.13

$4.22

$3.85

$3.27

View

Min.: 1
Mult.: 1

Bluetooth

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm

1.71 V

3.8 V

3.6 mA

8.2 mA

512 kB

- 40 C

+ 85 C

QFN-32

Tray

RF System on a Chip - SoC Blue Gecko, QFN40, 2.4G, 6dB, Bluetooth 5.2, 512kB, 32kB(RAM), 26 GPIO

EFR32BG22C224F512GM40-C
Silicon Labs
1: $4.44
1,860In Stock

Mfr. Part #
EFR32BG22C224F512GM40-C

Mouser Part #
634-ER32BG22512GM40C

Silicon Labs

RF System on a Chip - SoC Blue Gecko, QFN40, 2.4G, 6dB, Bluetooth 5.2, 512kB, 32kB(RAM), 26 GPIO

Learn More

Datasheet

1,860In Stock

$4.44

$3.84

$3.58

$3.33

View

Min.: 1
Mult.: 1

Bluetooth

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm

1.71 V

3.8 V

3.6 mA

8.2 mA

512 kB

- 40 C

+ 85 C

QFN-40

Tray

RF System on a Chip - SoC Blue Gecko, QFN40, 2.4G, 6dB, Bluetooth 5.2, 512kB, 32kB(RAM), 26 GPIO

EFR32BG22C224F512IM40-C
Silicon Labs
1: $3.56
3,396In Stock

Mfr. Part #
EFR32BG22C224F512IM40-C

Mouser Part #
634-ER32BG22512IM40C

Silicon Labs

RF System on a Chip - SoC Blue Gecko, QFN40, 2.4G, 6dB, Bluetooth 5.2, 512kB, 32kB(RAM), 26 GPIO

Learn More

Datasheet

3,396In Stock

$3.56

$3.15

$2.99

$2.78

View

Min.: 1
Mult.: 1

Bluetooth

ARM Cortex M33

2.4 GHz

2 Mbps

6 dBm

- 96.2 dBm

1.71 V

3.8 V

3.6 mA

8.2 mA

512 kB

- 40 C

+ 125 C

QFN-40

Tray

RF System on a Chip - SoC FG23, Sub-GHz, 256kB Flash, 32kB RAM, +14 dBm, QFN40

EFR32FG23A010F256GM40-CR
Silicon Labs
1: $10.02
2,127In Stock

Mfr. Part #
EFR32FG23A010F256GM40-CR

Mouser Part #
634-FG2310F256GM40CR

Silicon Labs

RF System on a Chip - SoC FG23, Sub-GHz, 256kB Flash, 32kB RAM, +14 dBm, QFN40

Learn More

Datasheet

2,127In Stock

Cut Tape

$10.02

$7.28

$6.78

$5.96

View

Reel

$4.30

Min.: 1
Mult.: 1

Reel: 2,500

Sub-GHz

ARM Cortex M33

922.3 MHz to 928.1 MHz

2 Mbps

14 dBm

- 110.1 dBm

1.71 V

3.8 V

4.2 mA

25 mA

256 kB

- 40 C

+ 85 C

QFN-40

Reel, Cut Tape

RF System on a Chip - SoC FG23, Sub-GHz, 512kB Flash, 64kB RAM, +14 dBm, QFN48

EFR32FG23A010F512GM48-C
Silicon Labs
1: $10.73
770In Stock
2,450Expected 2026-03-03

Mfr. Part #
EFR32FG23A010F512GM48-C

Mouser Part #
634-FG2310F512GM48C

Silicon Labs

RF System on a Chip - SoC FG23, Sub-GHz, 512kB Flash, 64kB RAM, +14 dBm, QFN48

Learn More

Datasheet

770In Stock

2,450Expected 2026-03-03

$10.73

$9.33

$7.86

$7.09

View

Min.: 1
Mult.: 1

Sub-GHz

ARM Cortex M33

922.3 MHz to 928.1 MHz

2 Mbps

14 dBm

- 110.1 dBm

1.71 V

3.8 V

4.2 mA

25 mA

512 kB

- 40 C

+ 85 C

QFN-48

Tray

RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 1024kB, 96kB(RAM), 20 GPIO

EFR32MG21A020F1024IM32-B
Silicon Labs
1: $10.65
900In Stock

Mfr. Part #
EFR32MG21A020F1024IM32-B

Mouser Part #
634-MG21A020F102432B

Silicon Labs

RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 1024kB, 96kB(RAM), 20 GPIO

Learn More

Datasheet

900In Stock

$10.65

$7.92

$7.38

$6.49

View

Min.: 1
Mult.: 1

Bluetooth 5.1, Thread, Zigbee

ARM Cortex M33

2.4 GHz

2 Mbps

20 dBm

- 94.4 dBm

1.71 V

3.8 V

8.8 mA

33.8 mA

1 MB

- 40 C

+ 125 C

QFN-32

Tray

RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 512kB, 64kB(RAM), 20 GPIO

EFR32MG21A020F512IM32-B
Silicon Labs
1: $6.14
1,515In Stock

Mfr. Part #
EFR32MG21A020F512IM32-B

Mouser Part #
634-MG21A020F51232B

Silicon Labs

RF System on a Chip - SoC Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 512kB, 64kB(RAM), 20 GPIO

Learn More

Datasheet

1,515In Stock

$6.14

$5.33

$5.03

$4.64

View

Min.: 1
Mult.: 1

Bluetooth 5.1, Thread, Zigbee

ARM Cortex M33

2.4 GHz

2 Mbps

20 dBm

- 94.4 dBm

1.71 V

3.8 V

8.8 mA

33.8 mA

512 kB

- 40 C

+ 125 C

QFN-32

Tray

RF System on a Chip - SoC Wireless, ultralow power SOC and 2.4GHZ transceiver

nRF5340-CLAA-R
Nordic Semiconductor
1: $8.01
1,067In Stock
13,750On Order

Mfr. Part #
nRF5340-CLAA-R

Mouser Part #
949-NRF5340-CLAA-R

Nordic Semiconductor

RF System on a Chip - SoC Wireless, ultralow power SOC and 2.4GHZ transceiver

Learn More

Datasheet

1,067In Stock

13,750On Order

Cut Tape

$8.01

$7.06

Reel

$7.06

MouseReel Available

Min.: 1
Mult.: 1

Reel: 7,000

Bluetooth

ARM Cortex M33

2.4 GHz

2 Mbps

3 dBm

- 98 dBm

1.7 V

5.5 V

2.6 mA

3.2 mA

256 kB, 1 MB

- 40 C

+ 105 C

WLCSP-94

Reel, Cut Tape, MouseReel

RF System on a Chip - SoC Wireless, ultralow power SOC and 2.4GHZ transceiver

nRF5340-CLAA-R7
Nordic Semiconductor
1: $8.01
1,218In Stock

Mfr. Part #
nRF5340-CLAA-R7

Mouser Part #
949-NRF5340-CLAA-R7

Nordic Semiconductor

RF System on a Chip - SoC Wireless, ultralow power SOC and 2.4GHZ transceiver

Learn More

Datasheet

1,218In Stock

Cut Tape

$8.01

$7.06

Reel

$7.06

Min.: 1
Mult.: 1

Reel: 1,500

Bluetooth

ARM Cortex M33

2.4 GHz

2 Mbps

3 dBm

- 98 dBm

1.7 V

5.5 V

2.6 mA

3.2 mA

256 kB, 1 MB

- 40 C

+ 105 C

WLCSP-94

Reel, Cut Tape

RF System on a Chip - SoC Wireless, ultralow power SOC and 2.4GHZ transceiver

nRF5340-QKAA-R7
Nordic Semiconductor
1: $9.15
1,363In Stock
800Expected 2026-06-19

Mfr. Part #
nRF5340-QKAA-R7

Mouser Part #
949-NRF5340-QKAA-R7

Nordic Semiconductor

RF System on a Chip - SoC Wireless, ultralow power SOC and 2.4GHZ transceiver

Learn More

Datasheet

1,363In Stock

800Expected 2026-06-19

Cut Tape

$9.15

$8.06

Reel

$8.06

MouseReel Available

Min.: 1
Mult.: 1

Reel: 800

Bluetooth

ARM Cortex M33

2.4 GHz

2 Mbps

3 dBm

- 98 dBm

1.7 V

5.5 V

2.6 mA

3.2 mA

256 kB, 1 MB

- 40 C

+ 105 C

QFN-94

Reel, Cut Tape, MouseReel

ARM Cortex M33 Core RF System on a Chip - SoC

Mouser Electronics®

Company

Resources

Support

4 kB
4 kB, 128 kB
4 kB, 32 kB
128 kB
256 kB
256 kB, 1 MB
352 kB
0.5 MB
512 kB
768 kB
1 MB
1024 kB
1152 kB
1.5 MB
1536 kB
1920 kB
2 MB
2048 kB
3200 kB
4 MB