Specifications

220
Headphones / Headsets
• Designed for High Impedance and Low Sensitivity
Headphones
• Easy to Carry and Use In The Outdoors
• Increases Your Headphones Bass & Sound
• New Amplier IC with Higher S/N and Lower
Distortion
• Portable Headphone Amp for iPod, MP3 Player,
Laptop or Mobile Phone
• Boost Volume and Reduce Battery Drain of Portable
Players
• Built-In Rechargeable Battery (Charged Via USB)
• Robust Metal Casing For Everyday Use
• Ultra Low Signal to Noise and Distortion Specication
Bass Boosting Portable Headphone Amplifier (Silver Color)
PHE5AS
• USB audio decoding and output for PC, functioning as
a high quality external USB soundcard
• Texas Instruments PCM2706 serves as USB receiver.
For better sound quality, a Wolfson WM8740 serves
as digital-to-analog convertor (DAC), pairing with a
high performance operational amplier from ADI for
the DAC circuit
• Built-in headphone amplier utilizing AD8692 and
Texas Instruments TPA6130A as pre- and power-amp
for high performance, good resolution, low distortion,
and powerful output
• Standard 3.5mm stereo line-in jack for portable
amplication with conventional audio source
• Dual 3.5mm headphone output jack. Convenient
design makes it easy to share music between two
listeners
• Easy to use digital volume control function with great
precision and channel balance
• Built-in EQ for 3 levels of Bass Boost
• Built-in rechargeable 1050 mAH Li-ion battery for 80
hours of continuous operation
• Quality anodized aluminum satin nish case design,
small and compact, ideal to be wrapped together with
digital audio player
• User selectable USB charging function to help
prolong battery lifespan and lower distortion from
power supply circuit
• User denable startup volume memory and maximum
volume limiter to protect user from hearing damage
due to loud volume
• Automatic keylock feature
• User denable sleep timer function and total runtime
display
• Output Power: 150mW (16O)16mW (300O)
• Headphone Impedance Range:16 O ~ 300 O
• SNR: =95dB (A weight)on line-in, =100dB (A weight)
on USB-in
• Distortion:<0.009% (10mW)on line-in,<0.008%
(10mW) on USB-in
• Frequency Range: 10Hz ~ 1000KHz
• Power Supply: Rechargeable Li-ion battery
• Recharging: USB 5V DC 400mA
• Size: 96mmx55mmx15.5mm
• Weight: 100g
USB DAC and Portable Headphone Amplifier Black
PHE7AB
• Speech Recognition Headset And Boom Microphone
• Direct Noise Canceling Microphone Technology
• Adjustable Headband; Adjustable Boom Arm
• Full-Range Stereo Sound
• Convenient In-Line Volume Control
• Frequency Response: 20-22,000Hz / Impedance
Headset: 32ohms
• Impedance Microphone: 1.5k Ohms, Sensitivity
Microphone: -58db±2db
• 3.5mm Plug
• Cable Length: 6ft
Stereo PC Multimedia Headset/Microphone
PHPMC2
• Gives Unique 3-D,360 Sound Experience
• Eliminates the Need for A Sound Card
• Windows/Mac Compatible
• With In-Line Mute/Volume Control
• Adjustable Headband for Perfect Fit
• Adjustable, Bendable and Pivotable Microphone
• In-Line Volume Control
• Plug Type: USB 2.0
• Cable Length: 6Ft
• Speaker Driver Diameter: ˜40mm
• Sensitivity (S.P.L): 105db±3db/Mw / Impedance: 32
Ohms ± 15%/
• Frequency Response: 20Hz~20,000Hz
Multimedia/Gaming USB Headset With Noise-Canceling Microphone
PHPMCU10