Bose SoundTouch SA-5 737253-1110 2-Channel Amplifier – Wi-Fi, Bluetooth, 100W/Channel, Black, Used Very Good

Bring wireless music and powerful stereo amplification to compatible passive speakers with the Bose SoundTouch SA-5 Amplifier in Black. The SA-5 combines a 2-channel amplifier rated at 100 watts per channel with Bluetooth, Wi-Fi, Ethernet, AirPlay, Spotify Connect, and three wired AUX inputs.

Connect one or two pairs of compatible passive speakers and use the SA-5 for indoor speakers, outdoor speaker systems, built-in architectural speakers, or other compatible stereo applications.

Condition

Used – Very Good

This pre-owned Bose SoundTouch SA-5 has been inspected and is in very good cosmetic and working condition. It may show minor signs of previous use that do not affect normal performance.

Please review all actual product photographs carefully for the exact cosmetic condition and included accessories.

What's Included

• Bose SoundTouch SA-5 Amplifier

Power cord, setup cable, and other accessories are included only if specifically shown in the actual product photographs.

Key Features

• 2-channel Bose stereo amplifier
• 100 watts per channel into 8 ohms
• 20 Hz–20 kHz rated amplifier bandwidth
• Bluetooth wireless audio streaming
• Wi-Fi network connectivity
• Ethernet wired network connection
• Apple AirPlay support where compatible
• Spotify Connect support
• Three AUX inputs
• Two stereo RCA inputs
• One 3.5mm stereo input
• Speaker A and Speaker B outputs
• Supports one or two pairs of compatible passive speakers
• Local SoundTouch app setup and control
• Compatible local multi-room grouping with SoundTouch systems
• Wall-mountable with compatible Bose mounting bracket
• Black finish

100 Watts Per Channel

The SoundTouch SA-5 delivers 100 watts per channel into 8-ohm loads from 20 Hz to 20 kHz with no more than 0.5% total harmonic distortion.

This provides enough power for a wide range of compatible indoor, outdoor, and architectural passive speakers.

Connect Up to Two Pairs of Speakers

The SA-5 provides separate Speaker A and Speaker B outputs.

• One speaker pair: Each speaker must have a minimum nominal impedance of 4 ohms.
• Two speaker pairs: Each speaker must have a minimum nominal impedance of 8 ohms.

Both connected speaker pairs play the same audio source when used together.

Bluetooth Streaming

Bluetooth functionality continues to operate after the end of the SoundTouch cloud service.

Stream music, podcasts, and other audio directly from compatible smartphones, tablets, computers, and Bluetooth-enabled devices.

AirPlay & Spotify Connect

Apple AirPlay continues to work where supported by the connected device and network.

Spotify users can continue to select the SoundTouch SA-5 through Spotify Connect directly from the Spotify app.

Three Wired AUX Inputs

The SA-5 includes three wired audio inputs for compatible non-streaming sources:

• Two stereo RCA inputs
• One 3.5mm stereo input

These inputs can be used with compatible televisions, CD players, music players, streaming devices, computers, and other analog audio sources.

Wi-Fi, Ethernet & Local Control

The SoundTouch SA-5 supports both Wi-Fi and wired Ethernet network connections.

The SoundTouch app can still be used on the same local network for setup, configuration, basic remote control, and compatible SoundTouch grouping.

Important SoundTouch Service Information

Bose ended SoundTouch cloud support on May 6, 2026.

The following original SoundTouch functions are no longer supported:

• Alexa voice commands
• SoundTouch presets
• Browsing music services directly inside the SoundTouch app
• Starting cloud music services directly from the SoundTouch app

The following functions continue to work where supported:

• Bluetooth streaming
• Apple AirPlay
• Spotify Connect
• AUX playback
• Local setup and configuration
• Basic local app controls
• Grouping compatible SoundTouch systems on the same local network

SoundTouch products no longer receive Bose security or firmware updates. Bose recommends using SoundTouch products only on a secure, private network.

Speaker Compatibility

The SA-5 is designed for passive speakers and can power a wide range of compatible Bose and third-party speaker systems.

Please verify your speaker impedance and power-handling specifications before connection.

The SA-5 should not be connected directly to powered or self-amplified speakers through its speaker outputs.

Product Information

• Brand: Bose
• Product: SoundTouch SA-5 Amplifier
• Model: SA-5
• Manufacturer Part Number: 737253-1110
• UPC: 017817699198
• GTIN: 0017817699198
• Product Type: Stereo Power Amplifier
• Color: Black
• Condition: Used – Very Good
• Channels: 2
• Output Power: 100W per channel into 8 ohms
• Frequency Range: 20 Hz–20 kHz
• THD: 0.5% maximum at rated output
• Signal-to-Noise Ratio: Greater than 100 dB
• Wireless Connectivity: Bluetooth and Wi-Fi
• Network: Ethernet
• Analog Inputs: Two stereo RCA and one 3.5mm
• Speaker Outputs: Speaker A and Speaker B
• Power: 100–240V AC, 50/60Hz
• Dimensions: Approximately 7.2 W × 11.8 D × 3.0 H inches
• Weight: Approximately 3.3 lb

Important Purchase Information

This is a Used – Very Good Bose SoundTouch SA-5 Amplifier.

This is a legacy SoundTouch product. Alexa voice commands, SoundTouch presets, and in-app cloud music browsing are no longer available.

The SA-5 requires compatible passive speakers for audio output. Speakers are not included unless specifically shown in the actual product photographs.

Please verify your speaker impedance, required connections, current SoundTouch functionality, and included accessories before purchasing.