คู่มือและคำแนะนำการใช้งาน YIYIN

YIYIN is a consumer electronics brand dedicated to enhancing personal audio experiences. The company produces wireless wearable speakers and audio transmitters designed to offer clear sound without the isolation of traditional headphones.

YIYIN products, such as their neckband speakers, frequently feature multi-mode connectivity—including Bluetooth and low-latency 2.4G wireless for TV—allowing users to enjoy movies, music, and gaming with synchronized audio. Their devices are engineered for comfort and compatibility with a wide range of electronics, from televisions and PCs to gaming consoles.

• How do I pair my YIYIN neckband speaker via Bluetooth?

  Turn on the speaker and ensure it is in Bluetooth mode (you will hear a prompt). The blue indicator will flash. On your mobile device, search for 'A21' or the specific model name and select it to pair.

• How do I connect the YIYIN speaker to my TV?

  You can connect the 2.4G transmitter to your TV using the included optical or 3.5mm AUX cable. Power the transmitter via USB, turn on the neckband speaker, and double-press the Play/Pause button to enter TV mode. The devices should pair automatically.

• What does the red light indicate on the YIYIN speaker?

  A solid red LED indicates the battery is charging. The light will turn off when fully charged. If the red LED flashes, the battery voltage is low and the unit needs to be recharged.

• Can I use the YIYIN transmitter with a PC or gaming console?

  Yes, the transmitter can often be connected via a USB-C cable to a laptop, PC, Nintendo Switch, or PlayStation console to transmit audio wirelessly to the neckband speaker.