ikko audio / ITB03

ikko audio ITB03 is a Bluetooth receiver that is equipped with AKM's DAC chip ""AK4377"" independently on the left and right sides, has a fully balanced configuration, and supports 4.4mm balanced output.

■The best wireless environment with ITB03
・ITB03 is equipped with AKM's DAC chip ""AK4377"" independently on the left and right sides, has a fully balanced configuration, supports 4.4mm balanced output, and achieves high output and low noise. Furthermore, it is equipped with an operational amplifier for 3.5mm single-end, providing a powerful sound environment. Bluetooth supports major audio codecs such as the latest aptX Adaptive and SBC/AAC/aptX/aptX HD. Furthermore, the 3.5mm single-end is also equipped with an optical digital terminal and can output 32Bit/96kHz light, allowing it to be used for a variety of purposes. By connecting to a PC, tablet, smartphone, etc. using the cable included with the USB Type-C terminal, it can also be used as a USB DAC that supports PCM up to 32Bit/384kHz and DSD up to 128. In addition, when connected via wire, the power supply from the device can be set to ON/OFF, and it can be operated using the ITB03's built-in battery. In addition, it is equipped with various functions such as sound filter, car mode, sound mode (GAME, MUSIC, MOVIE, HIFI), etc.

■Equipped with two AKM ``AK43777'' DACs
・AK43777 chip provides powerful processing power and outputs soft, transparent, natural and beautiful sound. The left and right independent dual DAC design produces solid sound from low to high frequencies.

■Easy to carry compact sound quality improvement device
・ITB03 is a device that enables the use of wired earphones and headphones in various situations such as smartphones, PCs, cars, games, and TV, and improves the sound quality in many situations. What's more, it's compact and easy to carry around without getting in the way.

■3.5mm single end + OPTICAL, 4.4mm balanced
・In addition to 3.5mm single-end and 4.4mm balanced, it also supports OPTICAL output (combined with 3.5mm single-end terminal, maximum 32Bit/96khz), making it possible to use the function as a Bluetooth receiver in addition to earphones and headphones.

■DAC chip: AK4377 x 2
■Operational amplifier: RT6863 x 1 (for 3.5mm single end)
■PCM: Maximum 32Bit / 384kHz
*Please note that the upper limit when using the Windows sound mixer (WASAPI shared mode) is subject to restrictions on the OS side.
The upper limit that can be set from the Windows Control Panel Sound etc. is 24bit/384kHz. When playing at 32Bit / 384kHz,
You need to use WASAPI exclusive mode or an application that can use ASIO native.
■DSD: up to 128
■THD+N: -110dB
■SNR: 118db
■Volume: 60 levels
■Display: OLED (64*128px)
■Output:
・PO:53mW (16Ω loaded) BAL:180mW(16Ω loaded)
・PO:32mW (32Ω loaded) BAL:125mW(32Ω loaded)
■Output terminal:
・3.5mm single end + OPTICAL output (combined with 3.5mm single end terminal, maximum 32Bit/96khz)
・4.4mm balance
■Bluetooth: Bluetooth chip: QCC5125 Bluetooth version: 5.0 Communication distance: 10m
■Codec: SBC, AAC, Apt-x, Apt-x HD, aptX adapitve
■Microphone function: Hands-free calling
■NFC function: Supported
■USB interface: XMOS XU208
■USB port: Type-C/For data transfer and charging
■Battery: Capacity: 650mAh Playing time: Approximately 8 hours Charging time: Approximately 1.5 hours
■Compatible devices: Android, IOS, WindowsOS, MacOS, Switch, PS5, Xbox
(Although we have confirmed operation with each console game machine, we cannot guarantee operation with all versions and functions. Also, it is not a licensed product of any company.)
■Body size: 70*40*10mm
■Weight: 72g
■Accessories: Type-C to Lightning cable x 1, Type-C to Type-C cable x 1, USB-A to TYPE-C cable x 1