Sangean PS-300 Pillow Speaker with In-line Volume Control and Amplifier (White) from Sangean

Compatible with a CD player, clock radio, smartphone or any device fitted with a 3.5mm headphone output On and off built-in amplifier, with the amplifier setting on, you can easily turn up the volume to the next level. With the amplifier off, you can listen with privacy and save battery life (Note: 1 AAA battery not included). Most pillow speakers available today have very low volume output, but with singeing PS-300 you’ll have enhanced and adjustable volume control The PS-300 features an in-line volume control that allows you to adjust the volume level to your listening comfort Extra flat unique speaker chamber design which reduces annoying frequency range for better personal listening without disturbing others Speaker: 57mm, 16 ohm, 50Mw full range, amplifier output power: 50Mw 16 ohm, Frequency Response: 100Hz - 20 kHz comes with one year warranty