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Bose S1 Pro Portable Bluetooth Speaker System
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The Bose S1 Pro Portable Bluetooth Speaker System is Bose's all-in-one battery-powered PA speaker — a rugged, 15.7-lb multi-position loudspeaker with a built-in 3-channel mixer, ToneMatch processing, Bluetooth streaming, and a rechargeable lithium-ion battery good for up to 11 hours. It works as a PA, floor monitor, practice amp, or party speaker. Before requesting a quote, confirm you have the original S1 Pro and not the newer S1 Pro+ (sold from 2023), which looks similar but adds OLED screens, app control, and wireless receivers and is valued on a separate page. Condition, working battery health, and whether you still have the original power cord are the main levers on resale price. If you're trying to sell your speaker online, this is also where many owners discover that Gadget Salvation buys portable audio gear directly for real cash — Zelle, Venmo, Cash App, PayPal, or check — with free shipping, no listings, and no haggling. Select your model and condition using our tool above to view an instant cash offer for your exact device.
Confirm you have the original S1 Pro (not the S1 Pro+)
The two generations are easy to mix up. The clearest tell is the control panel: the original S1 Pro uses simple physical knobs with no screens, while the S1 Pro+ (2023 onward) has small OLED displays on its channels. The original also weighs 15.7 lbs versus the Pro+'s lighter 14.4 lbs, and it lacks the Pro+'s USB-C port, XLR line-out, and built-in wireless transmitter bays. If your speaker connects to the Bose Music app and shows menus on little screens, you have the Pro+ and should use that page instead. You can also check the model and serial label on the rear of the unit. Our guide to finding your gadget's model walks through locating it.
Original S1 Pro — no screens 15.7 lbs (7.1 kg) 3-channel mixer
Audio & mixer
Speaker system
- All-in-one powered loudspeaker (active, internal amplification)
- Wide, even horizontal dispersion comparable to Bose L1 systems
- Auto EQ senses orientation and applies the optimal equalization curve
- Bose ToneMatch processing for vocals and acoustic guitar
3-channel mixer
- Three input channels with onboard reverb
- Per-channel volume and tone controls (physical knobs)
- ToneMatch presets for microphone and instrument sources
- Aux input automatically overrides a paired Bluetooth device
Inputs & connectivity
- Bluetooth streaming with one-button pairing
- 1/4" TRS and combo (mic/instrument/line) inputs across channels
- 3.5 mm aux input
- Note: the original lacks the Pro+'s USB-C and XLR line-out
Positioning & mounting
- Multiple positions: upright, tilted-back, on-side monitor mode
- 35 mm pole cup for standard speaker-stand mounting
- Auto EQ adjusts automatically to each position
Power & battery
Battery
Removable, rechargeable lithium-ion battery rated for up to 11 hours of playtime (varies with volume and content). Charges whenever the system is plugged into AC power and not in use. Battery health is a key resale factor — a battery that still holds a charge raises the offer.
AC power
Universal power supply operating from 100V–240V; the region-appropriate power cord ships in the carton. Including the original cord helps your quote.
Build & more
Dimensions & weight
33 cm H × 24.13 cm W × 28.45 cm D (13" × 9.5" × 11.2"); 7.1 kg (15.7 lb).
Build & handle
Rugged, lightweight enclosure with a built-in carry handle for fast transport and setup.
Wireless
Bluetooth audio streaming from phones, tablets, and laptops. (Wireless mic/instrument transmitters are a Pro+ feature and are not supported on the original S1 Pro.)
Best uses
Portable PA, floor monitor, practice amplifier, or primary music system for solo performers, presenters, and small gatherings.