Pillow Speaker


  • Listen to Audio Devices with comfort and privacy
  • In-Line Volume Control
  • Built-in Power Amplifier to Enhance the Audio Output Level
  • Switch Off Built-in Amplifier To Power Speaker Directly


Adjust to desired audio output level Amplifier on / off: switch on to increase audio output level


  • Install one aaa / um-4 / r3 battery (battery not included) to power the optional internal audio amplifier only connect to headphone jack, as connection to higher output speaker connection will cause damage.
  • Requires stereo earphone output. Not compatible with PR-D4 and PR-D7 (mono earphone output).


Speaker   57mm 16 ohm 50mW full range  
Amplifier output power   Typical 50mW 16 ohm  
Input impedance   200 ohm  
Frequency response   100Hz ~20kHz  
Maximum input power   50mW (amplifier OFF)  
Input sensitivity   500mVrms  
Output Devices Speaker Size 57mm Mylar
    Impedance 16 ohm
    Magnetically Shield Yes
Output Power Typical Batteries (Speaker) 30 mW
Power Supply   Batteries (Main Power) SUM - 4 x1
I/O Socket   input cable and plug 3.5 mm (D) 2 metre stereo cable
Dimensions   W x H x D (mm) 70 x 86 x 14.5
    Weight (g) 90
Particular Performance   Length of the cable (mm/inch) 1200 / 47.24
    2 Volume control
    3 Bypass headphone & Booster
Warranty     12 months