Grundig Environmentally friendly design: The JAM Earth is made of 100% recycled plastic.

30 h, Electrical connection

Product details

Key specifications

Protection type (IP code)
IPX7
Audio Connections
Jack 3.5mm Line Out (1x)
Item number
23167589

General information

Manufacturer
Grundig
Category
Bluetooth speakers
Manufacturer no.
GLR7767
Release date
21.11.2022

Colour

Colour group
Blue
Exact colour description
Blue

Speaker properties

Audio channel
Mono
Nominal power
3.50 W
Frequency range
100 - 16000 Hz
Number of speakers
1 x
Durability
Waterproof
Protection type (IP code)
IPX7
Application range
Consumer / Hi-Fi

Media playback properties

Playback source
USB
Bluetooth version
5.0
Bluetooth transmission range
30 m

Connections

USB ports
Micro USB-B, 
USB-A
Audio Connections
Jack 3.5mm Line Out (1x)

Power supply

Power supply
Electrical connection

Battery properties

Battery type
LiPo
Battery life
30 h
Capacity
2500 mAh
Number of batteries
1
Battery size
Device specific

Scope of delivery

Scope of delivery
Micro-USB cable

Product dimensions

Length
7.90 cm
Width
9.70 cm
Height
3.60 cm
Weight
240 g

Package dimensions

Length
11.30 cm
Width
11.20 cm
Height
5.10 cm
Weight
300 g

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3 months
All
3 months
All

Reviews & Ratings

Statutory warranty score

How often does a product of this brand in the «Bluetooth speakers» category have a defect within the first 24 months?

Source: Galaxus
  • Grundig
    Not enough data
  • 1.Sony
    0,4 %
  • 2.Technaxx
    0,6 %
  • 3.House of Marley
    0,7 %
  • 3.JBL
    0,7 %

Statutory warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Galaxus
  • Grundig
    Not enough data
  • 1.Xiaomi
    0 days
  • 2.B&O
    2 days
  • 2.Wavemaster
    2 days
  • 4.JBL
    3 days

Return rate

How often is a product of this brand in the «Bluetooth speakers» category returned?

Source: Galaxus
  • Grundig
    Not enough data
  • 1.Divoom
    0 %
  • 2.UE
    1,5 %
  • 3.Hama
    1,7 %
  • 3.Muse
    1,7 %
Source: Galaxus

Translation: machine translated
Good72/100
Computer Bild Logo
Rank 1 out of 6Computer BildBluetooth-Lautsprecher von 23 bis 100 EuroReleaseJuly 2023
  • PositiveJack input
  • PositivePowerbank function
  • PositiveVery long runtime
  • NegativeButtons are a little hard to see

The inexpensive Grundig Jam Earth offers an acceptable sound and scores particularly well on the freestyle. Thanks to a battery life of 32 hours, it is also fit for longer trips. The Jam Earth also proved to be a real team player: thanks to its powerbank function, the speaker is the only test candidate that can recharge a smartphone via its USB port.

Go to complete test report