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SIENWINY Manuals & User Guides

User manuals, setup guides, troubleshooting help, and repair information for SIENWINY products.

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User Manuals, Instructions and Guides for SIENWINY products.

SIENWINY manuals

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Sienwiny YS-TB21H 2.1 Channel Amplifier Board Module User Manual

August 23, 2026

Sienwiny YS-TB21H 2.1 Channel Amplifier Board Module Safety Instructions A Please read carefully before installation 1. Working voltage: DC 12V ~ 24V, Do NOT apply voltage exceeding 24V, which will…

Product Safety Warning - Sienwiny TB21 Bluetooth Amplifier

safety manual

Important safety guidelines and usage warnings for the Sienwiny TB21 2.1 Channel Bluetooth Amplifier. Includes electrical safety, mechanical precautions, and emergency response procedures.

Sienwiny YS-KL5 BT 5.3 Dual-Channel HiFi Digital Amplifier

manual

Discover the Sienwiny YS-KL5, a 600W HiFi digital amplifier featuring Bluetooth 5.3, TPA3255 chip, DSP sound tuning, and subwoofer support. Built with a durable zinc alloy shell for home and…

Sienwiny S3 Bluetooth 5.3 Receiver and Transmitter User Manual

manual

User manual and product specifications for the Sienwiny S3 Bluetooth 5.3 2-in-1 audio receiver and transmitter, featuring HiFi sound and optical support.

Sienwiny BT 5.3 Dual-Channel HiFi Digital Amplifier with TPA3255 Chip

manual

Discover the Sienwiny BT 5.3 Dual-Channel HiFi Digital Amplifier, featuring a TPA3255 chip for high-fidelity sound, 600W output, Bluetooth 5.3 connectivity, and subwoofer support. Ideal for home audio, entertainment systems,…

Sienwiny BT 5.3 Receiver Transmitter - High-Fidelity Wireless Audio

Product Overview

Discover the Sienwiny BT 5.3 Receiver Transmitter, a versatile audio device that upgrades your sound system with advanced Bluetooth 5.3 connectivity. Enjoy lossless HiFi audio, multiple interface options (3.5mm, RCA,…

SIENWINY YS-E30H 2.1 Channel Bluetooth Amplifier Quick Start Guide

Quick Start Guide

Concise user guide for the SIENWINY YS-E30H 2.1 Channel Bluetooth Amplifier, covering component identification, package contents, and mobile app connection instructions.

SIENWINY manuals from online retailers

YS-AP50L Digital Power Audio Amplifier Board User Manual

YS-AP50L • 1 PDF • September 6, 2026

Comprehensive user manual for the Sienwiny YS-AP50L Digital Power Audio Amplifier Board, covering setup, operation, specifications, and safety guidelines for Bluetooth 5.1 stereo amplification with AUX and USB…

Sienwiny YS-TB21H 2.1CH Bluetooth Amplifier Board User Manual

YS-TB21H • August 27, 2026

Comprehensive user manual for the Sienwiny YS-TB21H 2.1CH Bluetooth Amplifier Board, including setup, operation, specifications, and troubleshooting.

Sienwiny YS-MT21 2.1 Channel Bluetooth 5.1 Amplifier Board User Manual

YS-MT21 • August 14, 2026

Comprehensive instruction manual for the Sienwiny YS-MT21 2.1 Channel Bluetooth 5.1 Amplifier Board, covering setup, operation, maintenance, troubleshooting, and technical specifications for optimal audio performance.

YS-TB21H 2.1 Channel Amplifier Board User Manual

YS-TB21H • 1 PDF • August 10, 2026

Comprehensive instruction manual for the Sienwiny YS-TB21H 2.1 Channel Amplifier Board, featuring HiFi Stereo, DSP Karaoke Reverb, USB, AUX, and MIC inputs for home theater and KTV systems.…

Sienwiny YS-TB21H 2.1 Channel Bluetooth Amplifier Board User Manual

YS-TB21H • August 10, 2026

Comprehensive user manual for the Sienwiny YS-TB21H 2.1 Channel Bluetooth Amplifier Board, covering setup, operation, specifications, and troubleshooting for optimal audio performance.

Sienwiny YS-TB21 / YS-TB21H 2.1 Channel Bluetooth Digital Power Amplifier Board User Manual

YS-TB21, YS-TB21H • July 15, 2026

Comprehensive user manual for Sienwiny YS-TB21 and YS-TB21H 2.1 channel Bluetooth digital power amplifier boards. Includes setup, operation, specifications, and troubleshooting for DIY speaker, home theater, and car…

Sienwiny 2.1 Channel Bluetooth 5.1 Audio Power Amplifier Board User Manual

YS-MT21 & YS-TB21 • July 4, 2026

Instruction manual for the Sienwiny 2.1 Channel Bluetooth 5.1 Amplifier Board (YS-MT21 / YS-TB21 models), covering setup, operation, specifications, and troubleshooting for DIY audio enthusiasts.

Sienwiny YS-S350H 2.1 Channel Bluetooth Amplifier Board User Manual

YS-S350H • 1 PDF • April 2, 2026

Comprehensive user manual for the Sienwiny YS-S350H 2.1 Channel Bluetooth 5.1 Amplifier Board, including setup, operation, specifications, and troubleshooting.

YS-AS21 2.1 Channel Bluetooth Digital Power Amplifier Board User Manual

YS-AS21 • 1 PDF • April 2, 2026

Comprehensive user manual for the SIENWINY YS-AS21 2.1 Channel Bluetooth Digital Power Amplifier Board, including safety, setup, operation, and specifications.

YS-AP50L Bluetooth 5.1 Digital Power Amplifier Board User Manual

YS-AP50L • February 7, 2026

Comprehensive user manual for the Sienwiny YS-AP50L Bluetooth 5.1 Digital Power Amplifier Board, covering setup, operation, specifications, and troubleshooting for optimal audio performance.

YS-S350H Bluetooth 5.1 Audio Amplifier Board User Manual

YS-S350H • February 1, 2026

Comprehensive instruction manual for the Sienwiny YS-S350H Bluetooth 5.1 Audio Amplifier Board, covering assembly, operation, specifications, and troubleshooting for 2.1 channel high-power audio.

YS-S350H 2.1 Channel Bluetooth 5.1 Amplifier Board Instruction Manual

YS-S350H • January 5, 2026

Comprehensive instruction manual for the Sienwiny YS-S350H 2.1 Channel Bluetooth 5.1 Amplifier Board, covering setup, operation, specifications, and troubleshooting.