Speakers are devices that bring us wonderful music experiences. They come in a variety of types and styles, from compact and portable Bluetooth speakers to large home theater audio systems, catering to different scenarios and needs. Speakers convert electrical signals into beautiful sounds through various technologies and components, allowing us to immerse ourselves in the … Read more
People often say that Bluetooth speakers are always Bluetooth devices, and compared to traditional speakers, they still have a long way to go in terms of sound quality. Even the most famous speaker brands can easily create a resistance to purchase in consumers when they see the word “Bluetooth” attached. So, in today’s world where … Read more
Currently, the prices of Bluetooth headphones on the market range from dozens to thousands of yuan. How safe and comfortable are these Bluetooth headphones? Is long-distance Bluetooth transmission reliable? Does it harm hearing? Are there performance differences between products at different price points? Recently, a comparative test of Bluetooth headphones conducted by the Guangzhou Consumer … Read more
History of Bluetooth Headphones This story dates back to the 10th century. At that time, the Nordic lords were fighting for supremacy, with wars erupting continuously. To end these conflicts, the King of Denmark stepped forward, and through his relentless efforts, the bloody wars were halted, and all parties sat down at the negotiation table. … Read more
In daily life, headphones have become a standard accessory for many people when going out. Whether walking on the street or taking the subway or bus, everyone wears headphones to listen to music or watch videos. I also love to listen to music and nod my head while taking the subway. Once I put on … Read more
Schiit has released a new decoder, which has been quite popular in the market recently, positioned at the flagship level with the model number DAC-R26. Priced at 8999 yuan, it seems that in recent years, there are fewer brands of decoders in the domestic market at the ten-thousand-yuan price point that have garnered attention. Schiit, … Read more
In the “Little Tail” (compact decoding ear amplifier) product line, FiiO seems to be bringing various segmented solutions to players. After experiencing the KA3 with 3.5mm/4.4mm dual interfaces and the more compact KA1 with only a 3.5mm interface, I recently received the newly launched KA2 from FiiO. What are its features? FiiO KA2 Specifications DAC … Read more
In the previous article where Little Lion discussed the selection of external sound cards, some friends in the comments mentioned that many DAC headphone amplifiers are actually excellent external sound cards that work perfectly with computers for audio playback. This headphone amplifier is commonly referred to as such; however, it should more accurately be called … Read more
Background The I2S bus is a common bus that needs to be mastered. Concepts The I2S (Inter-IC Sound) bus, also known as the integrated circuit built-in audio bus, is a bus standard formulated by Philips for audio data transmission between digital audio devices. This bus is responsible for data transmission between audio devices and is … Read more
Traditionally, the architecture of Digital Signal Processors (DSP) has been limited in specific signal processing computation applications. The combination of Very Long Instruction Word (VLIW), Single Instruction Stream and Multiple Data Stream (SIMD) architectures provides the throughput necessary for high computational performance, with data sizes typically being 16, 24, and 32 fixed-point. This algorithm is … Read more