Main features:
Audio RMS power: 3 W
Frequency range: 100 - 10000 Hz
Impedance: 4 ohms
Signal-to-noise ratio (SNR): 80 dB

Connections and interfaces:
Transfer technology: Wired & wireless
Bluetooth: Yes
Bluetooth version: 2.1+EDR
Frequency range: 2.402 - 2.48 GHz
Bluetooth range: 10 m
USB charging port: Yes
Cable length: 0.2 m

Design:
Product type: Portable mono speaker
Product colour: Black, Blue
Product design: Cylinders

Performance:
Recommended use: Universal
Integrated card reader: Yes
Built-in microphone: Yes
Compatible memory cards: MicroSD (TransFlash)

Performance:
Battery/battery type: Integrated battery
Battery technology: Lithium polymer (LiPo)
Battery capacity: 400 mAh
Standby time: 400 h
DC input voltage: 5 V

Weight and dimensions:
Weight: 240 g
Width: 61 mm
Height: 50 mm

Included in delivery:
Quantity per pack: 1 piece
Included cables: Micro-USB.