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FiiO KA13 Portable DAC Headphone Amplifier [b-Stock]

FiiO KA13 Portable DAC Headphone Amplifier

FiiO KA13 Portable DAC Headphone Amplifier [b-Stock]

Reference:

2817a-bs

Condition

Refurbished

B-Stock product, (read below) in excellent condition with original packaging, 2 year warranty.

FiiO KA13 Portable DAC Headphone Amplifier

Desktop quality amplification yet portable
High-performance dual CS43131 DAC chips
Powerful dual 8262 OPAmps
Supports PCM 32-bit/384kHz and native DSD256 audio signals
Dual headphone outputs (3.5mm+4.4mm)
Physical volume buttons
Detachable Type-C connection cable
Support for FiiO applications
SPDIF digital output support
Customizable ambient backlit display window

FiiO's KA13 is a brand new portable USB DAC/AMP with enhanced audio circuitry for unrivaled performance. The portable DAC/AMP features desktop-quality amplification that delivers a solid output boost of up to 550mW, easily driving IEms and headphones without breaking a sweat. For decoding, a powerful dual DAC chipset with two CS43131 DAC chips is available, enabling crystal-clear decoding of high-resolution PCM and DSD audio signals. The FiiO x Jade Audio KA13 has an exquisite build with a solid metal chassis and an exclusive ambient-lit viewing window. Enhance your music enjoyment with the FiiO x Jade Audio KA13.

FiiO has equipped the brand new KA13 with a desktop-class mini amplifier. The portable DAC features two 8262 high-power OPAMPs that produce a solid output boost of up to 550 mW, which can easily drive most IEMs and even some power-hungry headphones.

The FiiO x Jade Audio KA13 offers crystal clear Hi-Res sound signal decoding. It is equipped with a premium dual DAC chipset, two CS43131 32-bit DAC chips. It offers full support for decoding high-resolution PCM (up to 32-bit/384kHz) and Native DSD256 audio signals. It supports both unbalanced and balanced headphone connections with 3.5mm and 4.4mm headphone jacks respectively. The 3.5 mm output also offers a coaxial SPDIF output.

The FiiO x Jade Audio KA13 is fully integrated with the FiiO Control application available on smartphones. Users can easily adjust various settings such as audio filters, gain level, ambient lighting, etc.

Specifications
Name/Model	KA13	Hardware solution	DAC: CS43131 *2
Color	Midnight black/Dawn silver	Dimensions	About 56.52210.5mm
Weight	About 19g	Adaptive impedance	PO: 16~150Ω
Sampling rate indication	RGB ambient light	Adaptive impedance	BAL: 16~300Ω
Max supported sampling rate	384K/32bit	Firmware upgrade	System firmware can be upgraded via USB
	DSD64/128/256	FIIO control	Supported
	384K/32bit (coaxial)
Buttons and Ports
USB port	Type-C USB	3.5mm plug	Single-ended/SPDIF output (shared)
Physical button	Adjust volume, switch songs	4.4mm plug	Balanced output
Toggle switch	Desktop mode switch
Audio Parameters
Parts of performance and parameters (3.5mm headphone out，, THD+N<1%, USB IN)
Output power	L+R≥290mW+290mW @16Ω	Peak output voltage	≥2.3V (32Ω, THD+N<1%)
	L+R≥170mW+170mW @32Ω	Peak output voltage	≥2.3V (32Ω, THD+N<1%)
	L+R≥19.5mW+19.5mW @300Ω	Output impedance	<1.7Ω
Frequency response	20Hz~20kHz, damping≤0.1dB	Crosstalk	≥72dB (1kHz, 32Ω)
Frequency response	20Hz~50kHz, damping≤0.2dB	Noise floor	2.5uV&1.7uV"A"
THD+N	<0.0005% (0dB, 32Ω)	SNR	≥122dB (32Ω, A-weighted)
Parts of performance and parameters (4.4mm headphone out)
Output power	L+R≥500mW+500mW (16Ω, THD+N<1%, USB IN)	Peak output voltage	≥4.2V (32Ω, THD+N<1%)
	L+R≥550mW+550mW (32Ω, THD+N<1%, USB IN)	Peak output voltage	≥4.2V (32Ω, THD+N<1%)
	L+R≥78mW+78mW (300Ω, THD+N<1%, USB IN)	Output impedance	<1.8Ω
Frequency response	20Hz~20kHz, damping≤0.1dB	Crosstalk	≥110dB (1kHz, 32Ω)
Frequency response	20Hz~50kHz, damping≤0.1dB	Noise floor	4.6uV&3.1uV"A"
THD+N	<0.0005% (-5dB, 32Ω)	SNR	≥122dB (32Ω, A-weighted)

A ´B-Stock´ is a product which has been returned by a customer within their 14/30 Day Money Back Guarantee.
These items are offered at a special, reduced price. Please note, that occasionally the packaging is no longer in pristine condition.
B-Stock products are in full working order and are checked by specialists before releasing them as B-Stock. They come with the full 2 year warranty as any other new product.
Any special comments about a B-Stock product will be noted at the beginning of the article description.

01 Brand Introduction - HiFi+Fashion

FiiO Electronics Technology Co., Ltd. was established in 2007. It is a high-tech enterprise that combines research, development, production and sales, and its sales are mainly based on its own FiiO brand as opposed to OEM/ODM. It focuses on digital audio, with current mainstay products being portable headphone amplifiers, DAC / amps and portable digital audio players.

FiiO: It is composed of Fi (Fidelity) from HiFi and iO (represents number 1 and 0) which indicates the sincerer feeling and more convenient life the digital tech has brought to us.

飞傲: The Chinese transliteration of FiiO, as well as representing youthful vigor and the active & innovative spirit of the company.

Audio products are meant to fulfill the spiritual pleasure of users.

FiiO provides products and service related to music.
We also hope to bring happiness to our users with the provided products and service, which is also the key value of FiiO.

Customer Service

Good after-sales service, more reliable
Great user experience, more pleasure
Variety of activities, more involved

About products

Affordable: FiiO products are well-known for its feature of high cost-performance. Lowering the entry level to make more customers can afford.
Easy to use: FiiO pays great attention to the user experience. We are not only provide products with high quality, but also easy to use and with long lasting durability.
More accessories bring more fun: Enable to play in a variety way and use under more possible environments.
Updates available: Equipped with a variety of ports, it makes the music players can still connect to external amp/DAC for upgraded enjoyment.
Endless transformability available: With replaceable amp module and expandable storage, the X7 can bring more playability.

02 Company Profile

Research & Development Team

Twenty years of R&D experience in audio products
Former core R&D team for audio products from OPPO
A team of 20 professional R&D engineers in software, hardware, industrial design, structure and electro-acoustic.

Research & Development Investment

FiiO keeps bringing in advanced equipments and high-tech talents so as to ensure the stable growth and long term competitive edge. Up till now, the team size has expanded three times than that of 2007 when we established.

Team Composition

The R&D team is made up of development dep, engineering dep and QC dep, with 60+engineers in total.

Authorized certifications

FC, CE, KC, CCC and ISO9001:2008 ensure the safety and quality of the products.

Production management

FiiO has strict requirements to production with almost “zero tolerance” even to small problems, which is strictly in compliance with the International Quality Management System ISO9001.

QC Equipment

a. AP audio analyzer (valued at 200,000RMB).
b. Life-span test platform against high & low temperature, swing and plug & unplug trial.
Aging test carriage towards mass production.
Aging test machine under high & low temperature.

Customer oriented

Driven by customers’ needs, we innovate constantly and response promptly to the market changes. We develop new products based on customers’ needs and compete for more market shares.

Company culture - Our Vision

Present the world a better “Made in China”.

Brand Spirit

Innovation

the earliest company that designed the minimum volume headphone amplifier. First dockable amp & DAC product. First amp specially designed for iPod/iPhone. First amp with adjustable power supply and power supplied by mobile phone battery. First multifunctional headphone amp & DAC for Android smarphone. First Hi-Res music player at a price lower than 1000RMB supporting 192K music. First Android-based Hi-res music player.

Quality

Repair Rate < 1%. Sound Quality Control system. Original components imported from TI, Wolfson, Maxim. Company-wide quality control. +20 quality engineers and inspectors. Complete testing facilities.

Service

CEO at the frontline of customer service. 100% response to enquiries. The most popular headphone amplifier brand on Head-Fi. First class website and contents in the audio industry. Interaction with and support to customers on Facebook and Microblog (twitter-like social website).

Brand Mission

FiiO designs, produces and sells high-quality products at favorable prices to those who love music and style.

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