The ADL A1 is a high-resolution portable headphone amplifier and DAC that can be used with Android gadgets such as ADL's own X1 and iDevices. The A1 is also DSD-capable when used with either Mac or PC. The high-resolution sound that can be attained through the A1 makes it perfect for portable audio enthusiasts who utilize the highest quality headsets to delve deeply into a recording. It's also perfect for those who want to run DSD 2X on either a laptop or a desktop. The ADL A1 is little enough to fit just about anywhere and the sound quality is amazing. You'll value the signature Furutech sound - smooth yet comprehensive and focused. It's an example of ingenious Japanese design at the cutting edge of innovation. While the ADL A1 is definitely little sufficient to be portable and hassle-free, it's also packed with ingenious connection functions. It has a USB Mini-B socket for USB A output from a PC/Mac for music and to charge the battery along with a USB A socket for Android music gadgets through OTG cable. An optical and line-out connection combines a 3.5 mm phone jack for line-out with a mini-jack for optical output. There is also an additional 3.5 mm jack for headphone output. The ADL A1 is USB 2.0 high-speed certified with DSD (2.8 M and 5.6 M information both supported), with the capability to sample 8, 16, 32, 44.1, 48, 88.2, 96, 176.4 and 192 kHz sampling rates, suggested by LEDs on the front panel. You can change in between USB-A, USB-mini B, and optical inputs. The portable audio enthusiast will also value the A1's long battery life. While the battery in the A1 lasts approximately 7.5 hours after a complete charge, it can be completely recharged in around 5 to 5.5 hours. That provides an extraordinary quantity of versatility for playback while on the go. Down time and scheduling concerns will be minimized.
3.5mm Optical input jack: for SPDIF signal 24bit/192kHz Max.
USB Mini-B socket for USB A output from a PC/Mac for music and to charge the battery
Max Headphone Output Levels (at 1%THD 1KHz) : 70mW(12 ohm), 80mW(16 ohm), 65mW(32 ohm), 38mW(56 ohm)
Android Device analog connection: sample rates will indicate at 44.1kHz (When 3.5mm Line In jack is
Music Playback Time: Up to 7.5 hours when fully charged